Message ID | 20210702104642.1189978-1-matthew.auld@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [1/2] drm/i915/selftests: fix smatch warning in igt_check_blocks | expand |
On 2021-07-02 at 11:46:41 +0100, Matthew Auld wrote: > 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@oracle.com> > Signed-off-by: Matthew Auld <matthew.auld@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); LGTM. Reviewed-by: Ramalingam C <ramalingam.c@intel.com> > > return err; > } > -- > 2.26.3 >
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; }
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@oracle.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> --- drivers/gpu/drm/i915/selftests/i915_buddy.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)