From: Todd C. Miller <Todd.Miller@courtesan.com>
Date: Sun, 5 Jun 2016 20:42:54 +0000 (-0600)
Subject: Ignore empty ipa_hostname
X-Git-Tag: SUDO_1_8_17^2~17
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3169259821002f22016ac04dec78638301e9e8ae;p=sudo

Ignore empty ipa_hostname
---

diff --git a/plugins/sudoers/sssd.c b/plugins/sudoers/sssd.c
index 19bc16c40..cc30e559b 100644
--- a/plugins/sudoers/sssd.c
+++ b/plugins/sudoers/sssd.c
@@ -326,12 +326,16 @@ get_ipa_hostname(char **shostp, char **lhostp)
 	     */
 	    if (strncmp(cp, "ipa_hostname", 12) == 0) {
 		cp += 12;
+		/* Trim " = " after "ipa_hostname" */
 		while (isblank((unsigned char)*cp))
 		    cp++;
 		if (*cp++ != '=')
 		    continue;
 		while (isblank((unsigned char)*cp))
 		    cp++;
+		/* Ignore empty value */
+		if (*cp == '\0')
+		    continue;
 		lhost = strdup(cp);
 		if (lhost != NULL && (cp = strchr(lhost, '.')) != NULL) {
 		    shost = strndup(lhost, (size_t)(cp - lhost));