Commit 8573dd34 authored by Thorsten Blum's avatar Thorsten Blum Committed by Kent Overstreet
Browse files

bcachefs: Annotate struct bucket_array with __counted_by() 



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

Signed-off-by: default avatarThorsten Blum <thorsten.blum@toblux.com>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent 5396e5af

fs/bcachefs/buckets_types.h

+1 −1
Original line number Diff line number Diff line
@@ -24,7 +24,7 @@ struct bucket_array { 
	u16			first_bucket;

	size_t			nbuckets;

	size_t			nbuckets_minus_first;

	struct bucket		b[];

	struct bucket		b[] __counted_by(nbuckets);

};



struct bucket_gens {