1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 6f6e92a3102d..2c644afbcdd4 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -708,7 +708,7 @@ static loff_t memory_lseek(struct file *file, loff_t offset, int orig)
 {
         loff_t ret;
 
-        mutex_lock(&file->f_path.dentry->d_inode->i_mutex);
+        mutex_lock(&file_inode(file)->i_mutex);
         switch (orig) {
         case SEEK_CUR:
                 offset += file->f_pos;
@@ -725,7 +725,7 @@ static loff_t memory_lseek(struct file *file, loff_t offset, int orig)
         default:
                 ret = -EINVAL;
         }
-        mutex_unlock(&file->f_path.dentry->d_inode->i_mutex);
+        mutex_unlock(&file_inode(file)->i_mutex);
         return ret;
 }