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nfs: Annotate struct pnfs_commit_array with __counted_by()

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Add the __counted_by compiler attribute to the flexible array member
buckets to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and
CONFIG_FORTIFY_SOURCE.

Compile-tested only.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Thorsten Blum 2024-10-15 22:27:31 +02:00 committed by Trond Myklebust
parent 79a66e1465
commit e8e26a0b09
1 changed files with 1 additions and 1 deletions
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include/linux/nfs_xdr.h
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@ -1336,7 +1336,7 @@ struct pnfs_commit_array {
struct rcu_head rcu;
refcount_t refcount;
unsigned int nbuckets;
struct pnfs_commit_bucket buckets[];
struct pnfs_commit_bucket buckets[] __counted_by(nbuckets);
};
struct pnfs_ds_commit_info {