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author | Cesar Eduardo Barros <cesarb@cesarb.net> | 2011-03-22 16:33:18 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-22 17:44:06 -0700 |
commit | 2542e5134d2c19a9e6a4e641ef78cac6bccebd9b (patch) | |
tree | bcab086064e082d2b2275766327bb5518b81318f /mm | |
parent | 53cbb2435f161f2a8b36af8f6d2c46dc59d0d757 (diff) | |
download | op-kernel-dev-2542e5134d2c19a9e6a4e641ef78cac6bccebd9b.zip op-kernel-dev-2542e5134d2c19a9e6a4e641ef78cac6bccebd9b.tar.gz |
sys_swapon: simplify error return from swap_info allocation
At this point in sys_swapon, there is nothing to free. Return directly
instead of jumping to the cleanup block at the end of the function.
Signed-off-by: Cesar Eduardo Barros <cesarb@cesarb.net>
Tested-by: Eric B Munson <emunson@mgebm.net>
Acked-by: Eric B Munson <emunson@mgebm.net>
Reviewed-by: Pekka Enberg <penberg@kernel.org>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/swapfile.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index 6d1c3c6..4d457d69 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -1918,10 +1918,8 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) return -EPERM; p = alloc_swap_info(); - if (IS_ERR(p)) { - error = PTR_ERR(p); - goto out; - } + if (IS_ERR(p)) + return PTR_ERR(p); name = getname(specialfile); error = PTR_ERR(name); |