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.

[[email protected]: variable name added to util.h to resolve checkpatch warning]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Davidlohr Bueso <[email protected]>
Signed-off-by: Manfred Spraul <[email protected]>
Cc: Dmitry Vyukov <[email protected]>
Cc: Herbert Xu <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Michael Kerrisk <[email protected]>
Cc: Michal Hocko <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Davidlohr Bueso 2018-08-21 22:01:56 -07:00 • committed by Linus Torvalds
commit eae04d25a7
6 changed files with 30 additions and 54 deletions

View file

@ -1238,7 +1238,7 @@ COMPAT_SYSCALL_DEFINE5(msgrcv, int, msqid, compat_uptr_t, msgp,
}
#endif
int msg_init_ns(struct ipc_namespace *ns)
void msg_init_ns(struct ipc_namespace *ns)
{
ns->msg_ctlmax = MSGMAX;
ns->msg_ctlmnb = MSGMNB;
@ -1246,7 +1246,7 @@ int msg_init_ns(struct ipc_namespace *ns)
atomic_set(&ns->msg_bytes, 0);
atomic_set(&ns->msg_hdrs, 0);
return ipc_init_ids(&ns->ids[IPC_MSG_IDS]);
ipc_init_ids(&ns->ids[IPC_MSG_IDS]);
}
#ifdef CONFIG_IPC_NS
@ -1287,12 +1287,11 @@ static int sysvipc_msg_proc_show(struct seq_file *s, void *it)
}
#endif
int __init msg_init(void)
void __init msg_init(void)
{
const int err = msg_init_ns(&init_ipc_ns);
msg_init_ns(&init_ipc_ns);
ipc_init_proc_interface("sysvipc/msg",
" key msqid perms cbytes qnum lspid lrpid uid gid cuid cgid stime rtime ctime\n",
IPC_MSG_IDS, sysvipc_msg_proc_show);
return err;
}