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| author | Alan Cox <alan@linux.intel.com> | 2013-02-27 17:03:23 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-02-27 19:10:12 -0800 |
| commit | 6f977e6b2f75fdaccfd9be82bbf72fe5c60e8807 (patch) | |
| tree | 983e4c0c901c7cc9364e109676597347b7c4ec65 /kernel/fork.c | |
| parent | 5e62adef9e1d3e8e26dfd6c95be484b955ad2927 (diff) | |
| download | lwn-6f977e6b2f75fdaccfd9be82bbf72fe5c60e8807.tar.gz lwn-6f977e6b2f75fdaccfd9be82bbf72fe5c60e8807.zip | |
fork: unshare: remove dead code
If new_nsproxy is set we will always call switch_task_namespaces and
then set new_nsproxy back to NULL so the reassignment and fall through
check are redundant
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index 8f62b2a0f120..8d932b1c9056 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1861,10 +1861,8 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags) exit_sem(current); } - if (new_nsproxy) { + if (new_nsproxy) switch_task_namespaces(current, new_nsproxy); - new_nsproxy = NULL; - } task_lock(current); @@ -1894,9 +1892,6 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags) } } - if (new_nsproxy) - put_nsproxy(new_nsproxy); - bad_unshare_cleanup_cred: if (new_cred) put_cred(new_cred); |