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authorDavidlohr Bueso <dave@stgolabs.net>2018-08-21 22:01:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-08-22 10:52:52 -0700
commiteae04d25a713304c978d7c45dcab01b0e0811c74 (patch)
tree7b2dfd99330a00a7586a8b8368161df9457bcd96 /ipc/shm.c
parentdc2c8c84def6ce450c63529e08c1db100020994e (diff)
ipc: simplify ipc initialization
Now that we know that rhashtable_init() will not fail, we can get rid of a lot of the unnecessary cleanup paths when the call errored out. [manfred@colorfullife.com: variable name added to util.h to resolve checkpatch warning] Link: http://lkml.kernel.org/r/20180712185241.4017-11-manfred@colorfullife.com Signed-off-by: Davidlohr Bueso <dbueso@suse.de> Signed-off-by: Manfred Spraul <manfred@colorfullife.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Kees Cook <keescook@chromium.org> Cc: Michael Kerrisk <mtk.manpages@gmail.com> Cc: Michal Hocko <mhocko@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/shm.c')
-rw-r--r--ipc/shm.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/ipc/shm.c b/ipc/shm.c
index 4c7ae625d996..c4fb359f1e53 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -96,14 +96,14 @@ static void shm_destroy(struct ipc_namespace *ns, struct shmid_kernel *shp);
static int sysvipc_shm_proc_show(struct seq_file *s, void *it);
#endif
-int shm_init_ns(struct ipc_namespace *ns)
+void shm_init_ns(struct ipc_namespace *ns)
{
ns->shm_ctlmax = SHMMAX;
ns->shm_ctlall = SHMALL;
ns->shm_ctlmni = SHMMNI;
ns->shm_rmid_forced = 0;
ns->shm_tot = 0;
- return ipc_init_ids(&shm_ids(ns));
+ ipc_init_ids(&shm_ids(ns));
}
/*
@@ -136,9 +136,8 @@ void shm_exit_ns(struct ipc_namespace *ns)
static int __init ipc_ns_init(void)
{
- const int err = shm_init_ns(&init_ipc_ns);
- WARN(err, "ipc: sysv shm_init_ns failed: %d\n", err);
- return err;
+ shm_init_ns(&init_ipc_ns);
+ return 0;
}
pure_initcall(ipc_ns_init);