new helper: file_inode(file)

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / char / mem.c

diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index c6fa3bc2baa89cfec662945dcc9818dadfe0d44c..e23b4a247b72c3dd60f13ad8f99c52fdcde3d2ee 100644 (file)
--- 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;
 }