Messages in this thread Patch in this message | | | Date | Mon, 27 Nov 2006 13:56:24 +0900 | From | Akinobu Mita <> | Subject | [PATCH] futex: init error ckeck |
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This patch checks register_filesystem() and kern_mount() return values.
Cc: Ingo Molnar <mingo@redhat.com> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
--- kernel/futex.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
Index: work-fault-inject/kernel/futex.c =================================================================== --- work-fault-inject.orig/kernel/futex.c +++ work-fault-inject/kernel/futex.c @@ -1857,10 +1857,16 @@ static struct file_system_type futex_fs_ 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); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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