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unobfuscate follow_up() a bit 

really convoluted test in there has grown up during struct mount
introduction; what it checks is that we'd reached the root of
mount tree.
This commit is contained in:
Al Viro 2012-07-18 17:32:50 +04:00
parent de9b942202
commit 3c0a616368
1 changed files with 1 additions and 1 deletions
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2
fs/namei.c
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@ -722,7 +722,7 @@ int follow_up(struct path *path)
br_read_lock(&vfsmount_lock);
parent = mnt->mnt_parent;
if (&parent->mnt == path->mnt) {
if (parent == mnt) {
br_read_unlock(&vfsmount_lock);
return 0;
}