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audit: no need to walk list in audit_inode if name is NULL 

If name is NULL then the condition in the loop will never be true. Also,
with this change, we can eliminate the check for n->name == NULL since
the equivalence check will never be true if it is.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Jeff Layton 2012-10-10 15:25:21 -04:00 committed by Al Viro
parent 1c2e51e8c1
commit 9cec9d68ae
1 changed files with 5 additions and 1 deletions
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6
kernel/auditsc.c
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@ -2147,11 +2147,15 @@ void __audit_inode(const char *name, const struct dentry *dentry)
if (!context->in_syscall)
return;
if (!name)
goto out_alloc;
list_for_each_entry_reverse(n, &context->names_list, list) {
if (n->name && (n->name == name))
if (n->name == name)
goto out;
}
out_alloc:
/* unable to find the name from a previous getname() */
n = audit_alloc_name(context);
if (!n)