fat: use generic_file_llseek() for directory

Since fat_dir_ioctl() was already fixed (i.e. called under ->i_mutex),
and __fat_readdir() doesn't take BKL anymore. So, BKL for ->llseek()
is pointless, and we have to use generic_file_llseek().

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index a601c6d45bc0..931dd28b5289 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -832,6 +832,7 @@ static long fat_compat_dir_ioctl(struct file *filp, unsigned cmd,
 #endif /* CONFIG_COMPAT */
 
 const struct file_operations fat_dir_operations = {
+        .llseek         = generic_file_llseek,
         .read           = generic_read_dir,
         .readdir        = fat_readdir,
         .ioctl          = fat_dir_ioctl,