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authorJeff Layton <jlayton@redhat.com>2012-10-10 15:25:25 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-12 00:32:02 -0400
commite3d6b07b8ba161f638b026feba0c3c97875d7f1c (patch)
treed40cea06665f9092820d76948d38e329c178011b /kernel/auditsc.c
parent29e9a3467c1367549568d7d411d5f30209ae181b (diff)
downloadlinaro-lsk-e3d6b07b8ba161f638b026feba0c3c97875d7f1c.tar.gz
audit: optimize audit_compare_dname_path
In the cases where we already know the length of the parent, pass it as a parm so we don't need to recompute it. In the cases where we don't know the length, pass in AUDIT_NAME_FULL (-1) to indicate that it should be determined. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel/auditsc.c')
-rw-r--r--kernel/auditsc.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 09c7b6b4f8e..0160a68b4d7 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -81,9 +81,6 @@
* a name dynamically and also add those to the list anchored by names_list. */
#define AUDIT_NAMES 5
-/* Indicates that audit should log the full pathname. */
-#define AUDIT_NAME_FULL -1
-
/* no execve audit message should be longer than this (userspace limits) */
#define MAX_EXECVE_AUDIT_LEN 7500
@@ -2222,7 +2219,7 @@ void __audit_inode_child(const struct inode *parent,
continue;
if (n->ino == parent->i_ino &&
- !audit_compare_dname_path(dname, n->name)) {
+ !audit_compare_dname_path(dname, n->name, n->name_len)) {
found_parent = n->name;
goto add_names;
}
@@ -2235,7 +2232,8 @@ void __audit_inode_child(const struct inode *parent,
/* strcmp() is the more likely scenario */
if (!strcmp(dname, n->name) ||
- !audit_compare_dname_path(dname, n->name)) {
+ !audit_compare_dname_path(dname, n->name,
+ AUDIT_NAME_FULL)) {
if (inode)
audit_copy_inode(n, dentry, inode);
else