Merge branches 'armv7', 'at91', 'misc' and 'omap' into devel

[linux-2.6-omap-h63xx.git] / fs / ext2 / ioctl.c

diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index 1dfba77eab10dc348e0ac3c4fa4e23d2448ac281..4b099d3107128bff377fff8d4774ca97e9d27cb4 100644 (file)
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -44,6 +44,7 @@ int ext2_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
                if (!S_ISDIR(inode->i_mode))
                        flags &= ~EXT2_DIRSYNC_FL;
 
+               mutex_lock(&inode->i_mutex);
                oldflags = ei->i_flags;
 
                /*
@@ -53,13 +54,16 @@ int ext2_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
                 * This test looks nicer. Thanks to Pauline Middelink
                 */
                if ((flags ^ oldflags) & (EXT2_APPEND_FL | EXT2_IMMUTABLE_FL)) {
-                       if (!capable(CAP_LINUX_IMMUTABLE))
+                       if (!capable(CAP_LINUX_IMMUTABLE)) {
+                               mutex_unlock(&inode->i_mutex);
                                return -EPERM;
+                       }
                }
 
                flags = flags & EXT2_FL_USER_MODIFIABLE;
                flags |= oldflags & ~EXT2_FL_USER_MODIFIABLE;
                ei->i_flags = flags;
+               mutex_unlock(&inode->i_mutex);
 
                ext2_set_inode_flags(inode);
                inode->i_ctime = CURRENT_TIME_SEC;
@@ -86,7 +90,7 @@ int ext2_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
 #ifdef CONFIG_COMPAT
 long ext2_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
-       struct inode *inode = file->f_dentry->d_inode;
+       struct inode *inode = file->f_path.dentry->d_inode;
        int ret;
 
        /* These are just misnamed, they actually get/put from/to user an int */