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authorThorsten Blum2024-08-13 12:53:15 +0200
committerDavid Sterba2024-08-15 20:35:32 +0200
commitc0247d289e73e18f6ddb0895de30c09770fbed95 (patch)
tree40f5c7af1b0a089c70e810e3bc092602c6f68aac /fs
parent6252690f7e1b173b86a4c27dfc046b351ab423e7 (diff)
btrfs: send: annotate struct name_cache_entry with __counted_by()
Add the __counted_by compiler attribute to the flexible array member name to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE. Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/send.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 7fc692fc76e1..619fa0b8b3f6 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -347,7 +347,7 @@ struct name_cache_entry {
int ret;
int need_later_update;
int name_len;
- char name[];
+ char name[] __counted_by(name_len);
};
/* See the comment at lru_cache.h about struct btrfs_lru_cache_entry. */