This is an automatic generated email to let you know that the following patch 
were queued:

Subject: media: verisilicon: Additional fix for the crash when opening the 
driver
Author:  Benjamin Gaignard <[email protected]>
Date:    Tue May 23 17:25:15 2023 +0100

This fixes the following issue observed on Odroid-M1 board:

 Unable to handle kernel NULL pointer dereference at virtual address 
0000000000000008
 Mem abort info:
 ...
 Modules linked in: crct10dif_ce hantro_vpu snd_soc_simple_card 
snd_soc_simple_card_utils v4l2_vp9 v4l2_h264 rockchip_saradc v4l2_mem2mem 
videobuf2_dma_contig videobuf2_memops rtc_rk808 videobuf2_v4l2 
industrialio_triggered_buffer rockchip_thermal dwmac_rk stmmac_platform stmmac 
videodev kfifo_buf display_connector videobuf2_common pcs_xpcs mc rockchipdrm 
analogix_dp dw_mipi_dsi dw_hdmi drm_display_helper panfrost drm_shmem_helper 
gpu_sched ip_tables x_tables ipv6
 CPU: 3 PID: 176 Comm: v4l_id Not tainted 6.3.0-rc7-next-20230420 #13481
 Hardware name: Hardkernel ODROID-M1 (DT)
 pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
 pc : hantro_try_fmt+0xa0/0x278 [hantro_vpu]
 lr : hantro_try_fmt+0x94/0x278 [hantro_vpu]
 ...
 Call trace:
  hantro_try_fmt+0xa0/0x278 [hantro_vpu]
  hantro_set_fmt_out+0x3c/0x298 [hantro_vpu]
  hantro_reset_raw_fmt+0x98/0x128 [hantro_vpu]
  hantro_set_fmt_cap+0x240/0x254 [hantro_vpu]
  hantro_reset_encoded_fmt+0x94/0xcc [hantro_vpu]
  hantro_reset_fmts+0x18/0x38 [hantro_vpu]
  hantro_open+0xd4/0x20c [hantro_vpu]
  v4l2_open+0x80/0x120 [videodev]
  chrdev_open+0xc0/0x22c
  do_dentry_open+0x13c/0x48c
  vfs_open+0x2c/0x38
  path_openat+0x550/0x934
  do_filp_open+0x80/0x12c
  do_sys_openat2+0xb4/0x168
  __arm64_sys_openat+0x64/0xac
  invoke_syscall+0x48/0x114
  el0_svc_common+0x100/0x120
  do_el0_svc+0x3c/0xa8
  el0_svc+0x40/0xa8
  el0t_64_sync_handler+0xb8/0xbc
  el0t_64_sync+0x190/0x194
 Code: 97fc8a7f f940aa80 52864a61 72a686c1 (b9400800)
 ---[ end trace 0000000000000000 ]---

Fixes: db6f68b51e5c ("media: verisilicon: Do not set context src/dst formats in 
reset functions")
Signed-off-by: Benjamin Gaignard <[email protected]>
Tested-by: Michael Tretter <[email protected]>
Tested-by: Diederik de Haas <[email protected]>
Tested-by: Marek Szyprowski <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 drivers/media/platform/verisilicon/hantro_v4l2.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

---

diff --git a/drivers/media/platform/verisilicon/hantro_v4l2.c 
b/drivers/media/platform/verisilicon/hantro_v4l2.c
index 835518534e3b..61cfaaf4e927 100644
--- a/drivers/media/platform/verisilicon/hantro_v4l2.c
+++ b/drivers/media/platform/verisilicon/hantro_v4l2.c
@@ -397,10 +397,12 @@ hantro_reset_raw_fmt(struct hantro_ctx *ctx, int 
bit_depth)
        if (!raw_vpu_fmt)
                return -EINVAL;
 
-       if (ctx->is_encoder)
+       if (ctx->is_encoder) {
                encoded_fmt = &ctx->dst_fmt;
-       else
+               ctx->vpu_src_fmt = raw_vpu_fmt;
+       } else {
                encoded_fmt = &ctx->src_fmt;
+       }
 
        hantro_reset_fmt(&raw_fmt, raw_vpu_fmt);
        raw_fmt.width = encoded_fmt->width;

_______________________________________________
linuxtv-commits mailing list
[email protected]
https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits

Reply via email to