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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2006-12-07 05:39:03 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-07 17:39:41 +0100 |
| commit | 95362fa90312ff2d52c0b4d42412cd7ceeb3b89b (patch) | |
| tree | 9cb55f4dd53324500b84953f17490abea45cdf72 /kernel | |
| parent | [PATCH] reiser: replace kmalloc+memset with kzalloc (diff) | |
| download | linux-95362fa90312ff2d52c0b4d42412cd7ceeb3b89b.tar.xz linux-95362fa90312ff2d52c0b4d42412cd7ceeb3b89b.zip | |
[PATCH] futex: init error check
Check register_filesystem() and kern_mount() return values.
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/futex.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 7c0d0d4fa7f7..d60b7f7a8cc3 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -1857,10 +1857,16 @@ static struct file_system_type futex_fs_type = { static int __init init(void) { - unsigned int i; + int i = register_filesystem(&futex_fs_type); + + if (i) + return i; - register_filesystem(&futex_fs_type); futex_mnt = kern_mount(&futex_fs_type); + if (IS_ERR(futex_mnt)) { + unregister_filesystem(&futex_fs_type); + return PTR_ERR(futex_mnt); + } for (i = 0; i < ARRAY_SIZE(futex_queues); i++) { INIT_LIST_HEAD(&futex_queues[i].chain); |