crypto: af_alg - Annotate struct af_alg_iv with __counted_by

Add the __counted_by() compiler attribute to the flexible array member 'iv' to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE.

Thorsten Blum committed 10 months ago

Commit dacbfc11 parent 1d1fd181 file · +1 −1Browse files

Showing the changes to include/uapi (1 of 1 file). Show all

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include/uapi/linux/if_alg.h+1−1

@@ -42,7 +42,7 @@ struct sockaddr_alg_new { · 41 unmodified lines
42		42
43	struct af_alg_iv {	43	struct af_alg_iv {
44	__u32 ivlen;	44	__u32 ivlen;
45	__u8 iv[];	45	__u8 iv[] __counted_by(ivlen);
46	};	46	};
47		47
48	/* Socket options */	48	/* Socket options */