From: Michel Dänzer <[email protected]> We would store the NULL pointer and continue, which would lead to a crash down the road.
Bugzilla: https://bugs.freedesktop.org/106293 (Ported from radeon commit 3dcfce8d0f495d09d7836caf98ef30d625b78a13) Signed-off-by: Michel Dänzer <[email protected]> --- src/amdgpu_dri2.c | 26 ++++++++++++-------------- 1 file changed, 12 insertions(+), 14 deletions(-) diff --git a/src/amdgpu_dri2.c b/src/amdgpu_dri2.c index a9e2819ae..a9238e536 100644 --- a/src/amdgpu_dri2.c +++ b/src/amdgpu_dri2.c @@ -161,29 +161,28 @@ amdgpu_dri2_create_buffer2(ScreenPtr pScreen, AMDGPU_CREATE_PIXMAP_DRI2); } + if (!pixmap) + return NULL; + buffers = calloc(1, sizeof *buffers); if (!buffers) goto error; - if (pixmap) { - if (is_glamor_pixmap) { - pixmap = amdgpu_glamor_set_pixmap_bo(drawable, pixmap); - pixmap->refcnt++; - } - - if (!amdgpu_get_flink_name(pAMDGPUEnt, pixmap, &buffers->name)) - goto error; + if (is_glamor_pixmap) { + pixmap = amdgpu_glamor_set_pixmap_bo(drawable, pixmap); + pixmap->refcnt++; } + if (!amdgpu_get_flink_name(pAMDGPUEnt, pixmap, &buffers->name)) + goto error; + privates = calloc(1, sizeof(struct dri2_buffer_priv)); if (!privates) goto error; buffers->attachment = attachment; - if (pixmap) { - buffers->pitch = pixmap->devKind; - buffers->cpp = cpp; - } + buffers->pitch = pixmap->devKind; + buffers->cpp = cpp; buffers->driverPrivate = privates; buffers->format = format; buffers->flags = 0; /* not tiled */ @@ -195,8 +194,7 @@ amdgpu_dri2_create_buffer2(ScreenPtr pScreen, error: free(buffers); - if (pixmap) - (*pScreen->DestroyPixmap) (pixmap); + (*pScreen->DestroyPixmap) (pixmap); return NULL; } -- 2.18.0 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
