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authorAkinobu Mita <akinobu.mita@gmail.com>2006-12-06 23:39:03 -0500
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 11:39:41 -0500
commit95362fa90312ff2d52c0b4d42412cd7ceeb3b89b (patch)
tree9cb55f4dd53324500b84953f17490abea45cdf72 /kernel
parent01afb2134ed079fa4551b4d26f62423df6790c09 (diff)
[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.c10
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 = {
1857 1857
1858static int __init init(void) 1858static int __init init(void)
1859{ 1859{
1860 unsigned int i; 1860 int i = register_filesystem(&futex_fs_type);
1861
1862 if (i)
1863 return i;
1861 1864
1862 register_filesystem(&futex_fs_type);
1863 futex_mnt = kern_mount(&futex_fs_type); 1865 futex_mnt = kern_mount(&futex_fs_type);
1866 if (IS_ERR(futex_mnt)) {
1867 unregister_filesystem(&futex_fs_type);
1868 return PTR_ERR(futex_mnt);
1869 }
1864 1870
1865 for (i = 0; i < ARRAY_SIZE(futex_queues); i++) { 1871 for (i = 0; i < ARRAY_SIZE(futex_queues); i++) {
1866 INIT_LIST_HEAD(&futex_queues[i].chain); 1872 INIT_LIST_HEAD(&futex_queues[i].chain);