From e2029dfeef7b09f08ac8572e8be3d4c624d1f79a Mon Sep 17 00:00:00 2001 From: Kees Cook Date: Wed, 12 Jul 2017 14:35:31 -0700 Subject: [PATCH] ipc/sem: drop __sem_free() The remaining users of __sem_free() can simply call kvfree() instead for better readability. [manfred@colorfullife.com: Rediff to keep rcu protection for security_sem_alloc()] Link: http://lkml.kernel.org/r/20170525185107.12869-20-manfred@colorfullife.com Signed-off-by: Kees Cook Signed-off-by: Manfred Spraul Cc: Davidlohr Bueso Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- ipc/sem.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/ipc/sem.c b/ipc/sem.c index 5f137738819d..9e70cd7a17da 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -258,18 +258,13 @@ static void merge_queues(struct sem_array *sma) } } -static void __sem_free(struct sem_array *sma) -{ - kvfree(sma); -} - static void sem_rcu_free(struct rcu_head *head) { struct kern_ipc_perm *p = container_of(head, struct kern_ipc_perm, rcu); struct sem_array *sma = container_of(p, struct sem_array, sem_perm); security_sem_free(sma); - __sem_free(sma); + kvfree(sma); } /* @@ -500,7 +495,7 @@ static int newary(struct ipc_namespace *ns, struct ipc_params *params) sma->sem_perm.security = NULL; retval = security_sem_alloc(sma); if (retval) { - __sem_free(sma); + kvfree(sma); return retval; }