From: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon_cs.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index de3cac0..e30a36f 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -203,10 +203,9 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
}
if (p->chunks[i].chunk_id == RADEON_CHUNK_ID_FLAGS) {
p->chunk_flags_idx = i;
- }
- if (p->chunks[i].chunk_id == RADEON_CHUNK_ID_FLAGS &&
- !p->chunks[i].length_dw) {
- return -EINVAL;
+ /* zero length flags aren't useful */
+ if (p->chunks[i].length_dw == 0)
+ return -EINVAL;
}
p->chunks[i].length_dw = user_chunk.length_dw;
--
1.7.3.4
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