switch a bunch of places to mnt_want_write_file()
it's both faster (in case when file has been opened for write) and cleaner.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index f81e250..61a3f96 100644
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -35,7 +35,7 @@
case EXT2_IOC_SETFLAGS: {
unsigned int oldflags;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -91,7 +91,7 @@
case EXT2_IOC_SETVERSION:
if (!inode_owner_or_capable(inode))
return -EPERM;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;
if (get_user(inode->i_generation, (int __user *) arg)) {
@@ -121,7 +121,7 @@
if (get_user(rsv_window_size, (int __user *)arg))
return -EFAULT;
- ret = mnt_want_write(filp->f_path.mnt);
+ ret = mnt_want_write_file(filp);
if (ret)
return ret;