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| author | wenhuizhang <wenhui@gwmail.gwu.edu> | 2021-06-28 19:38:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-06-29 10:53:50 -0700 |
| commit | b51478a0b3c7040bfcadf6e2e04df5ddde59fd98 (patch) | |
| tree | ed0c52e77eac0b5fb48b5de989d3ef53b2f9160d /include/linux/memcontrol.h | |
| parent | 9ef56b78b888c2fa15b6140fbdb88853d7d4fecd (diff) | |
| download | lwn-b51478a0b3c7040bfcadf6e2e04df5ddde59fd98.tar.gz lwn-b51478a0b3c7040bfcadf6e2e04df5ddde59fd98.zip | |
memcontrol: use flexible-array member
Change deprecated zero-length-and-one-element-arrays into flexible array
member.Zero-length and one-element arrays detected by Lukas's CodeChecker.
Zero/one element arrays cause undefined behaviours if sizeof() used.
Link: https://lkml.kernel.org/r/20210518200910.29912-1-wenhui@gwmail.gwu.edu
Signed-off-by: wenhuizhang <wenhui@gwmail.gwu.edu>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Roman Gushchin <guro@fb.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Yang Shi <shy828301@gmail.com>
Cc: Alex Shi <alexs@kernel.org>
Cc: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Cc: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/memcontrol.h')
| -rw-r--r-- | include/linux/memcontrol.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 0ce97eff79e2..3cc18c2176e7 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -349,8 +349,7 @@ struct mem_cgroup { struct deferred_split deferred_split_queue; #endif - struct mem_cgroup_per_node *nodeinfo[0]; - /* WARNING: nodeinfo must be the last member here */ + struct mem_cgroup_per_node *nodeinfo[]; }; /* |