1 files changed, 2 insertions, 3 deletions

diff --git a/fs/read_write.c b/fs/read_write.c
index 74e36586e4d3..e757ef26e4ce 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -124,7 +124,7 @@ loff_t default_llseek(struct file *file, loff_t offset, int origin)
 {
         loff_t retval;
 
-        lock_kernel();
+        mutex_lock(&file->f_dentry->d_inode->i_mutex);
         switch (origin) {
                 case SEEK_END:
                         offset += i_size_read(file->f_path.dentry->d_inode);
@@ -145,7 +145,7 @@ loff_t default_llseek(struct file *file, loff_t offset, int origin)
                 retval = offset;
         }
 out:
-        unlock_kernel();
+        mutex_unlock(&file->f_dentry->d_inode->i_mutex);
         return retval;
 }
 EXPORT_SYMBOL(default_llseek);
@@ -156,7 +156,6 @@ loff_t vfs_llseek(struct file *file, loff_t offset, int origin)
 
         fn = no_llseek;
         if (file->f_mode & FMODE_LSEEK) {
-                fn = default_llseek;
                 if (file->f_op && file->f_op->llseek)
                         fn = file->f_op->llseek;
         }