Commit 1fe0c023 authored Sep 19, 2012 by Alan Cox Committed by Al Viro Sep 26, 2012

vfs: delete surplus inode NULL check



Each iteration of d_delete we reload inode from dentry->d_inode and
then call S_ISDIR(inode-i_mode), so inode cannot possibly be NULL
shortly afterwards unless something went horribly wrong.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 2903ff01

fs/dcache.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2109,7 +2109,7 @@ void d_delete(struct dentry * dentry)
		inode = dentry->d_inode;
		isdir = S_ISDIR(inode->i_mode);
		if (dentry->d_count == 1) {
		if (inode && !spin_trylock(&inode->i_lock)) {
		if (!spin_trylock(&inode->i_lock)) {
		spin_unlock(&dentry->d_lock);
		cpu_relax();
		goto again;