CC: l...@lists.linux.dev CC: kbuild-...@lists.01.org BCC: l...@intel.com CC: linux-ker...@vger.kernel.org TO: Mauro Carvalho Chehab <mche...@kernel.org> CC: linux-me...@vger.kernel.org CC: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b2d229d4ddb17db541098b83524d901257e93845 commit: 46fb99951fe2c71adfd7f4ea4439af5ed5ebb7f7 media: platform: place NXP drivers on a separate dir date: 5 weeks ago :::::: branch date: 7 hours ago :::::: commit date: 5 weeks ago config: arm-randconfig-c002-20220418 (https://download.01.org/0day-ci/archive/20220418/202204181240.xatjpvjs-...@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project ef94609d6ebe981767788e6877b0b3b731d425af) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=46fb99951fe2c71adfd7f4ea4439af5ed5ebb7f7 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 46fb99951fe2c71adfd7f4ea4439af5ed5ebb7f7 # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm clang-analyzer If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> clang-analyzer warnings: (new ones prefixed by >>) drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:933:6: note: Left side of '||' is false drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:933:18: note: Assuming 'dst_buf' is non-null if (!src_buf || !dst_buf) { ^~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:933:2: note: Taking false branch if (!src_buf || !dst_buf) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:939:7: note: 'q_data_cap' is non-null if (!q_data_cap) ^~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:939:2: note: Taking false branch if (!q_data_cap) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:942:7: note: 'q_data_out' is non-null if (!q_data_out) ^~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:942:2: note: Taking false branch if (!q_data_out) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:950:6: note: Assuming field 'colplanes' is equal to field 'num_planes' if (q_data_cap->fmt->colplanes != dst_buf->vb2_buf.num_planes) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:950:2: note: Taking false branch if (q_data_cap->fmt->colplanes != dst_buf->vb2_buf.num_planes) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:956:6: note: Assuming field 'jpeg_parse_error' is false if (jpeg_src_buf->jpeg_parse_error) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:956:2: note: Taking false branch if (jpeg_src_buf->jpeg_parse_error) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:971:11: note: Field 'slot' is < MXC_MAX_SLOTS if (ctx->slot >= MXC_MAX_SLOTS) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:971:2: note: Taking false branch if (ctx->slot >= MXC_MAX_SLOTS) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:975:2: note: Taking false branch if (!mxc_jpeg_alloc_slot_data(jpeg, ctx->slot)) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:983:6: note: Assuming field 'mode' is equal to MXC_JPEG_ENCODE if (jpeg->mode == MXC_JPEG_ENCODE) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:983:2: note: Taking true branch if (jpeg->mode == MXC_JPEG_ENCODE) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:984:3: note: Taking false branch dev_dbg(dev, "Encoding on slot %d\n", ctx->slot); ^ include/linux/dev_printk.h:162:2: note: expanded from macro 'dev_dbg' if (0) \ ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:986:3: note: Calling 'mxc_jpeg_config_enc_desc' mxc_jpeg_config_enc_desc(&dst_buf->vb2_buf, ctx, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:901:12: note: Calling 'mxc_jpeg_fourcc_to_imgfmt' img_fmt = mxc_jpeg_fourcc_to_imgfmt(q_data->fmt->fourcc); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:402:2: note: Control jumps to the 'default' case at line 415 switch (fourcc) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:416:3: note: Returning the value -1 return MXC_JPEG_INVALID; ^~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:901:12: note: Returning from 'mxc_jpeg_fourcc_to_imgfmt' img_fmt = mxc_jpeg_fourcc_to_imgfmt(q_data->fmt->fourcc); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:901:2: note: The value -1 is assigned to 'img_fmt' img_fmt = mxc_jpeg_fourcc_to_imgfmt(q_data->fmt->fourcc); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:902:6: note: 'img_fmt' is equal to MXC_JPEG_INVALID if (img_fmt == MXC_JPEG_INVALID) ^~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:902:2: note: Taking true branch if (img_fmt == MXC_JPEG_INVALID) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:903:3: note: Loop condition is false. Exiting loop dev_err(jpeg->dev, "No valid image format detected\n"); ^ include/linux/dev_printk.h:144:2: note: expanded from macro 'dev_err' dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) ^ include/linux/dev_printk.h:109:3: note: expanded from macro 'dev_printk_index_wrap' dev_printk_index_emit(level, fmt); \ ^ include/linux/dev_printk.h:105:2: note: expanded from macro 'dev_printk_index_emit' printk_index_subsys_emit("%s %s: ", level, fmt) ^ include/linux/printk.h:413:2: note: expanded from macro 'printk_index_subsys_emit' __printk_index_emit(fmt, level, subsys_fmt_prefix) ^ include/linux/printk.h:392:34: note: expanded from macro '__printk_index_emit' #define __printk_index_emit(...) do {} while (0) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:905:5: note: The result of the left shift is undefined because the left operand is negative STM_CTRL_IMAGE_FORMAT(img_fmt); ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.h:84:52: note: expanded from macro 'STM_CTRL_IMAGE_FORMAT' #define STM_CTRL_IMAGE_FORMAT(img_fmt) ((img_fmt) << 3) ~~~~~~~~~ ^ >> drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1019:17: warning: Value >> stored to 'dev' during its initialization is never read >> [clang-analyzer-deadcode.DeadStores] struct device *dev = ctx->mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1019:17: note: Value stored to 'dev' during its initialization is never read struct device *dev = ctx->mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1046:17: warning: Value stored to 'dev' during its initialization is never read [clang-analyzer-deadcode.DeadStores] struct device *dev = ctx->mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1046:17: note: Value stored to 'dev' during its initialization is never read struct device *dev = ctx->mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~~~~~~ >> drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1231:7: warning: Branch >> condition evaluates to a garbage value >> [clang-analyzer-core.uninitialized.Branch] if (!q->sizeimage[0]) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1823:8: note: Calling 'mxc_jpeg_try_fmt_vid_out' ret = mxc_jpeg_try_fmt_vid_out(file, priv, f); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1720:16: note: Assuming field 'mode' is not equal to MXC_JPEG_ENCODE int q_type = (jpeg->mode == MXC_JPEG_ENCODE) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1720:15: note: '?' condition is false int q_type = (jpeg->mode == MXC_JPEG_ENCODE) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Assuming field 'type' is not equal to V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:161:3: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Left side of '||' is false if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:161:3: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Assuming field 'type' is equal to V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:162:6: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:2: note: Taking false branch if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:7: note: 'fmt' is non-null if (!fmt || fmt->flags != q_type) { ^~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:6: note: Left side of '||' is false if (!fmt || fmt->flags != q_type) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:14: note: Assuming 'q_type' is equal to field 'flags' if (!fmt || fmt->flags != q_type) { ^~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:2: note: Taking false branch if (!fmt || fmt->flags != q_type) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1739:9: note: Calling 'mxc_jpeg_try_fmt' return mxc_jpeg_try_fmt(f, fmt, ctx, q_type); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1615:11: note: Assuming field 'width' is >= MXC_JPEG_MAX_WIDTH u32 w = (pix_mp->width < MXC_JPEG_MAX_WIDTH) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1615:10: note: '?' condition is false u32 w = (pix_mp->width < MXC_JPEG_MAX_WIDTH) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1617:11: note: Assuming field 'height' is >= MXC_JPEG_MAX_HEIGHT u32 h = (pix_mp->height < MXC_JPEG_MAX_HEIGHT) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1617:10: note: '?' condition is false u32 h = (pix_mp->height < MXC_JPEG_MAX_HEIGHT) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:14: note: Assuming 'i' is >= field 'num_planes' for (i = 0; i < pix_mp->num_planes; i++) { ^~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:2: note: Loop condition is false. Execution continues on line 1655 for (i = 0; i < pix_mp->num_planes; i++) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1655:2: note: Calling 'mxc_jpeg_bytesperline' mxc_jpeg_bytesperline(&tmp_q, 8); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1207:6: note: Assuming the condition is true if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1207:2: note: Taking true branch if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1655:2: note: Returning from 'mxc_jpeg_bytesperline' mxc_jpeg_bytesperline(&tmp_q, 8); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1656:2: note: Calling 'mxc_jpeg_sizeimage' mxc_jpeg_sizeimage(&tmp_q); ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1229:2: note: Taking true branch if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1231:7: note: Branch condition evaluates to a garbage value if (!q->sizeimage[0]) ^~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1522:17: warning: Value stored to 'dev' during its initialization is never read [clang-analyzer-deadcode.DeadStores] struct device *dev = mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1522:17: note: Value stored to 'dev' during its initialization is never read struct device *dev = mxc_jpeg->dev; ^~~ ~~~~~~~~~~~~~ >> drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1662:22: warning: Assigned >> value is garbage or undefined [clang-analyzer-core.uninitialized.Assign] pfmt->bytesperline = tmp_q.bytesperline[i]; ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1823:8: note: Calling 'mxc_jpeg_try_fmt_vid_out' ret = mxc_jpeg_try_fmt_vid_out(file, priv, f); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1720:16: note: Assuming field 'mode' is not equal to MXC_JPEG_ENCODE int q_type = (jpeg->mode == MXC_JPEG_ENCODE) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1720:15: note: '?' condition is false int q_type = (jpeg->mode == MXC_JPEG_ENCODE) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Assuming field 'type' is not equal to V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:161:3: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Left side of '||' is false if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:161:3: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:7: note: Assuming field 'type' is equal to V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ include/uapi/linux/videodev2.h:162:6: note: expanded from macro 'V4L2_TYPE_IS_MULTIPLANAR' || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1723:2: note: Taking false branch if (!V4L2_TYPE_IS_MULTIPLANAR(f->type)) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:7: note: 'fmt' is non-null if (!fmt || fmt->flags != q_type) { ^~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:6: note: Left side of '||' is false if (!fmt || fmt->flags != q_type) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:14: note: Assuming 'q_type' is equal to field 'flags' if (!fmt || fmt->flags != q_type) { ^~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1729:2: note: Taking false branch if (!fmt || fmt->flags != q_type) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1739:9: note: Calling 'mxc_jpeg_try_fmt' return mxc_jpeg_try_fmt(f, fmt, ctx, q_type); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1615:11: note: Assuming field 'width' is >= MXC_JPEG_MAX_WIDTH u32 w = (pix_mp->width < MXC_JPEG_MAX_WIDTH) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1615:10: note: '?' condition is false u32 w = (pix_mp->width < MXC_JPEG_MAX_WIDTH) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1617:11: note: Assuming field 'height' is >= MXC_JPEG_MAX_HEIGHT u32 h = (pix_mp->height < MXC_JPEG_MAX_HEIGHT) ? ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1617:10: note: '?' condition is false u32 h = (pix_mp->height < MXC_JPEG_MAX_HEIGHT) ? ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:14: note: Assuming 'i' is < field 'num_planes' for (i = 0; i < pix_mp->num_planes; i++) { ^~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:2: note: Loop condition is true. Entering loop body for (i = 0; i < pix_mp->num_planes; i++) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:14: note: Assuming 'i' is >= field 'num_planes' for (i = 0; i < pix_mp->num_planes; i++) { ^~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1648:2: note: Loop condition is false. Execution continues on line 1655 for (i = 0; i < pix_mp->num_planes; i++) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1655:2: note: Calling 'mxc_jpeg_bytesperline' mxc_jpeg_bytesperline(&tmp_q, 8); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1207:6: note: Assuming the condition is true if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1207:2: note: Taking true branch if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1655:2: note: Returning from 'mxc_jpeg_bytesperline' mxc_jpeg_bytesperline(&tmp_q, 8); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1656:2: note: Calling 'mxc_jpeg_sizeimage' mxc_jpeg_sizeimage(&tmp_q); ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1229:2: note: Taking true branch if (q->fmt->fourcc == V4L2_PIX_FMT_JPEG) { ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1231:7: note: Assuming the condition is false if (!q->sizeimage[0]) ^~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1231:3: note: Taking false branch if (!q->sizeimage[0]) ^ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1235:7: note: Assuming the condition is false if (q->sizeimage[0] > MXC_JPEG_MAX_SIZEIMAGE) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c:1235:3: note: Taking false branch if (q->sizeimage[0] > MXC_JPEG_MAX_SIZEIMAGE) vim +/dev +1019 drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c d8ebe298d008ccb drivers/media/platform/imx-jpeg/mxc-jpeg.c Ming Qian 2022-02-22 1013 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1014 static int mxc_jpeg_decoder_cmd(struct file *file, void *priv, 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1015 struct v4l2_decoder_cmd *cmd) 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1016 { 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1017 struct v4l2_fh *fh = file->private_data; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1018 struct mxc_jpeg_ctx *ctx = mxc_jpeg_fh_to_ctx(fh); 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 @1019 struct device *dev = ctx->mxc_jpeg->dev; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1020 int ret; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1021 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1022 ret = v4l2_m2m_ioctl_try_decoder_cmd(file, fh, cmd); 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1023 if (ret < 0) 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1024 return ret; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1025 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1026 if (cmd->cmd == V4L2_DEC_CMD_STOP) { 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1027 dev_dbg(dev, "Received V4L2_DEC_CMD_STOP"); 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1028 if (v4l2_m2m_num_src_bufs_ready(fh->m2m_ctx) == 0) { 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1029 /* No more src bufs, notify app EOS */ 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1030 notify_eos(ctx); d8ebe298d008ccb drivers/media/platform/imx-jpeg/mxc-jpeg.c Ming Qian 2022-02-22 1031 mxc_jpeg_set_last_buffer_dequeued(ctx); 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1032 } else { 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1033 /* will send EOS later*/ 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1034 ctx->stopping = 1; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1035 } 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1036 } 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1037 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1038 return 0; 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1039 } 2db16c6ed72ce64 drivers/media/platform/imx-jpeg/mxc-jpeg.c Mirela Rabulea 2021-03-11 1040 :::::: The code at line 1019 was first introduced by commit :::::: 2db16c6ed72ce644d5639b3ed15e5817442db4ba media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG Encoder/Decoder :::::: TO: Mirela Rabulea <mirela.rabu...@nxp.com> :::::: CC: Mauro Carvalho Chehab <mchehab+hua...@kernel.org> -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- kbuild@lists.01.org To unsubscribe send an email to kbuild-le...@lists.01.org
