libpwdgrp: getgrXXX: empty string is not a member name, do not store it

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/libpwdgrp/pwd_grp.c b/libpwdgrp/pwd_grp.c
index 2392e7d2259fcf806e8cc026cccdeb9f0e89a0a2..65fd5261d685fc5aa3945854f21371ee071a196b 100644 (file)
--- a/libpwdgrp/pwd_grp.c
+++ b/libpwdgrp/pwd_grp.c
@@ -297,7 +297,10 @@ static void *convert_to_struct(struct passdb *db,
 
                        ((struct group *)result)->gr_mem = members;
                        while (--i >= 0) {
-                               *members++ = buffer;
+                               if (buffer[0]) {
+                                       *members++ = buffer;
+                                       // bb_error_msg("member[]='%s'", buffer);
+                               }
                                buffer += strlen(buffer) + 1;
                        }
                        *members = NULL;