[PATCH] fix ->llseek for more directories

With this patch all directory fops instances that have a readdir
that doesn't take the BKL are switched to generic_file_llseek.

Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index cd4a016..bae1c32 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -839,6 +839,7 @@
 	.compat_ioctl	= fat_compat_dir_ioctl,
 #endif
 	.fsync		= file_fsync,
+	.llseek		= generic_file_llseek,
 };
 
 static int fat_get_short_entry(struct inode *dir, loff_t *pos,