nmbd: Fix request data data processing.

answers->rdata is an array and will never be NULL.
Reviewed-by: Alexander Bokovoy <ab@samba.org>

diff --git a/source3/nmbd/nmbd_browsesync.c b/source3/nmbd/nmbd_browsesync.c
index 8bc28ad301bb93665a3ef61c179d4354377caa34..30d2891a863619e599ce68a0403b312d08545767 100644 (file)
--- a/source3/nmbd/nmbd_browsesync.c
+++ b/source3/nmbd/nmbd_browsesync.c
@@ -194,7 +194,7 @@ static void domain_master_node_status_success(struct subnet_record *subrec,
   /* Go through the list of names found at answers->rdata and look for
      the first SERVER<0x20> name. */
 
-       if(answers->rdata != NULL) {
+       if (answers->rdlength > 0) {
                char *p = answers->rdata;
                int numnames = CVAL(p, 0);
 
@@ -416,7 +416,7 @@ static void get_domain_master_name_node_status_success(struct subnet_record *sub
         * the first WORKGROUP<0x1b> name.
         */
 
-       if(answers->rdata != NULL) {
+       if (answers->rdlength > 0) {
                char *p = answers->rdata;
                int numnames = CVAL(p, 0);