diff options
Diffstat (limited to 'include/net/xfrm.h')
| -rw-r--r-- | include/net/xfrm.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 58dfa82889aa..1dd20cf17982 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1188,10 +1188,15 @@ static inline int xfrm_aevent_is_on(void) return ret; } +static inline int xfrm_alg_len(struct xfrm_algo *alg) +{ + return sizeof(*alg) + ((alg->alg_key_len + 7) / 8); +} + #ifdef CONFIG_XFRM_MIGRATE static inline struct xfrm_algo *xfrm_algo_clone(struct xfrm_algo *orig) { - return (struct xfrm_algo *)kmemdup(orig, sizeof(*orig) + orig->alg_key_len, GFP_KERNEL); + return kmemdup(orig, xfrm_alg_len(orig), GFP_KERNEL); } static inline void xfrm_states_put(struct xfrm_state **states, int n) |