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radeon_drm_bo: explicitly check return value of drmCommandWriteRead

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CID 1313492

Signed-off-by: Julien Isorce <jisorce@oblong.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Julien Isorce 2017-03-15 17:40:25 +00:00
parent dac124466a
commit 521860b2a9
1 changed files with 7 additions and 2 deletions
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9
src/gallium/winsys/radeon/drm/radeon_drm_bo.c
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@ -186,8 +186,13 @@ static enum radeon_bo_domain radeon_bo_get_initial_domain(
args.handle = bo->handle;
args.op = RADEON_GEM_OP_GET_INITIAL_DOMAIN;
drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_OP,
&args, sizeof(args));
if (drmCommandWriteRead(bo->rws->fd, DRM_RADEON_GEM_OP,
&args, sizeof(args))) {
fprintf(stderr, "radeon: failed to get initial domain: %p 0x%08X\n",
bo, bo->handle);
/* Default domain as returned by get_valid_domain. */
return RADEON_DOMAIN_VRAM_GTT;
}
/* GEM domains and winsys domains are defined the same. */
return get_valid_domain(args.value);