[Intel-gfx] [PATCH 1/2] drm/i915/selftests: fix smatch warning in igt_check_blocks

Matthew Auld matthew.auld at intel.com
Fri Jul 2 10:46:41 UTC 2021


The block here can't be NULL, especially since we already dereferenced
it earlier, so remove the redundant check.

igt_check_blocks() warn: variable dereferenced before check 'block' (see line 126)

Reported-by: Dan Carpenter <dan.carpenter at oracle.com>
Signed-off-by: Matthew Auld <matthew.auld at intel.com>
---
 drivers/gpu/drm/i915/selftests/i915_buddy.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/selftests/i915_buddy.c b/drivers/gpu/drm/i915/selftests/i915_buddy.c
index f0f5c4df8dbc..d61ec9c951bf 100644
--- a/drivers/gpu/drm/i915/selftests/i915_buddy.c
+++ b/drivers/gpu/drm/i915/selftests/i915_buddy.c
@@ -166,10 +166,8 @@ static int igt_check_blocks(struct i915_buddy_mm *mm,
 		igt_dump_block(mm, prev);
 	}
 
-	if (block) {
-		pr_err("bad block, dump:\n");
-		igt_dump_block(mm, block);
-	}
+	pr_err("bad block, dump:\n");
+	igt_dump_block(mm, block);
 
 	return err;
 }
-- 
2.26.3



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