- fix segfault in nameif with mactab file

  (by fixing and shrink config parser)

function                                             old     new   delta
config_free_data                                       -      37     +37
config_open                                           43      48      +5
pack_gzip                                           1658    1660      +2
nameif_main                                          527     525      -2
SynchronizeFile                                      629     623      -6
make_device                                         1184    1176      -8
config_close                                          31      18     -13
config_read                                          431     393     -38
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 2/5 up/down: 44/-67)            Total: -23 bytes

1 files changed, 4 insertions, 4 deletions

diff --git a/networking/nameif.c b/networking/nameif.c
index c5a715e36..291780a28 100644
--- a/networking/nameif.c
+++ b/networking/nameif.c
@@ -160,12 +160,12 @@ int nameif_main(int argc, char **argv)
                         prepend_new_eth_table(&clist, ifname, *argv++);
                 }
         } else {
-                struct parser_t parser;
-                if (config_open(&parser, fname)) {
+                struct parser_t *parser = config_open(fname);
+                if (parser) {
                         char *tokens[2];
-                        while (config_read(&parser, tokens, 2, 2, " \t", '#') >= 0)
+                        while (config_read(parser, tokens, 2, 2, " \t", '#') >= 0)
                                 prepend_new_eth_table(&clist, tokens[0], tokens[1]);
-                        config_close(&parser);
+                        config_close(parser);
                 }
         }