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Commit 3899167d authored by Al Viro's avatar Al Viro
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Get rid of mnt_mountpoint abuses in ext4 



path to mnt/mnt->mnt_root is no worse than that to
mnt->mnt_parent/mnt->mnt_mountpoint *and* needs no
pinning the sucker down (mnt is not going away and
mnt->mnt_root won't change)

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f598f9f1

fs/ext4/file.c

+2 −4
Original line number Diff line number Diff line
@@ -116,11 +116,9 @@ static int ext4_file_open(struct inode * inode, struct file * filp) 
		 * devices or filesystem images.

		 */

		memset(buf, 0, sizeof(buf));

		path.mnt = mnt->mnt_parent;

		path.dentry = mnt->mnt_mountpoint;

		path_get(&path);

		path.mnt = mnt;

		path.dentry = mnt->mnt_root;

		cp = d_path(&path, buf, sizeof(buf));

		path_put(&path);

		if (!IS_ERR(cp)) {

			memcpy(sbi->s_es->s_last_mounted, cp,

			       sizeof(sbi->s_es->s_last_mounted));