Use mutex_lock_killable in vfs_readdir

Signed-off-by: Liam R. Howlett <howlett@gmail.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>

diff --git a/fs/readdir.c b/fs/readdir.c
index efe52e6..4e026e5 100644 (file)
--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -30,7 +30,10 @@ int vfs_readdir(struct file *file, filldir_t filler, void *buf)
        if (res)
                goto out;
 
-       mutex_lock(&inode->i_mutex);
+       res = mutex_lock_killable(&inode->i_mutex);
+       if (res)
+               goto out;
+
        res = -ENOENT;
        if (!IS_DEADDIR(inode)) {
                res = file->f_op->readdir(file, buf, filler);