commit a705076172b274463563416adffe55f129740267
Author: Steve Dickson <steved@redhat.com>
Date:   Thu Jul 30 17:06:39 2015 -0400

    rpc.gssd: Only clear the retval if it has not been set
    
    In gssd_search_krb5_keytab() an error code can be
    cleared by blindly setting retval to zero.
    
    Reported-by: Jianhong Yin <jiyin@redhat.com>
    Signed-off-by: Steve Dickson <steved@redhat.com>

diff --git a/utils/gssd/krb5_util.c b/utils/gssd/krb5_util.c
index f1ebc0d..ecf17a2 100644
--- a/utils/gssd/krb5_util.c
+++ b/utils/gssd/krb5_util.c
@@ -772,7 +772,9 @@ gssd_search_krb5_keytab(krb5_context context, krb5_keytab kt,
 			    "keytab '%s'\n", k5err, kt_name);
 	}
 
-	retval = 0;
+	/* Only clear the retval if has not been set */
+	if (retval < 0)
+		retval = 0;
   out:
 	free(k5err);
 	return retval;