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authorSerge E. Hallyn <serue@us.ibm.com>2007-03-26 21:32:31 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-27 09:05:16 -0700
commita28d193cbf01375974683c13e99a52ef489e5eb0 (patch)
treed252eeefa13627847f87f2a72a5cdfd3d3484973 /ipc/util.c
parentd1985ad1da28eac507d855af8099f6010c51b167 (diff)
[PATCH] ipcns: fix !CONFIG_IPC_NS behavior
When CONFIG_IPC_NS=n, clone(CLONE_NEWIPC) claims success, but did not actually clone a new IPC namespace. Fix this to return -EINVAL so the caller knows his request was denied. Signed-off-by: Serge E. Hallyn <serue@us.ibm.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/util.c')
-rw-r--r--ipc/util.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/ipc/util.c b/ipc/util.c
index 08a647965b9..0b652387d16 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -144,6 +144,13 @@ void free_ipc_ns(struct kref *kref)
shm_exit_ns(ns);
kfree(ns);
}
+#else
+int copy_ipcs(unsigned long flags, struct task_struct *tsk)
+{
+ if (flags & CLONE_NEWIPC)
+ return -EINVAL;
+ return 0;
+}
#endif
/**