1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 9eb465727fce..9cb6dd0834be 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -25,7 +25,7 @@ proc_bus_pci_lseek(struct file *file, loff_t off, int whence)
         loff_t new = -1;
         struct inode *inode = file->f_dentry->d_inode;
 
-        down(&inode->i_sem);
+        mutex_lock(&inode->i_mutex);
         switch (whence) {
         case 0:
                 new = off;
@@ -41,7 +41,7 @@ proc_bus_pci_lseek(struct file *file, loff_t off, int whence)
                 new = -EINVAL;
         else
                 file->f_pos = new;
-        up(&inode->i_sem);
+        mutex_unlock(&inode->i_mutex);
         return new;
 }