The attached patch optimizes the validation of the name of an interface.

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 067f053369d5d3bcd0a49532aaacee98073f8cfb..d6ba4f6a52272592a633723ac53d0a35820e207b 100644 (file)
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -1795,7 +1795,7 @@ cleanup:
 
 static bool
 isValidIfname(const char *ifname) {
-    return (strspn(ifname, VALID_IFNAME_CHARS) == strlen(ifname));
+    return ifname[strspn(ifname, VALID_IFNAME_CHARS)] == 0;
 }