(nuttx-apps) branch master updated: system/iptables: avoid trap when running "iptables -L"

[linguini]

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linguini pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx-apps.git


The following commit(s) were added to refs/heads/master by this push:
     new 7daac30cb system/iptables: avoid trap when running "iptables -L"
7daac30cb is described below

commit 7daac30cb47d5192f517a4c8e98d70d4e9937df7
Author: shichunma <masc2...@gmail.com>
AuthorDate: Thu Jan 1 09:46:57 2026 +0800

    system/iptables: avoid trap when running "iptables -L"
    
    A trap occurs every time CONFIG_NET_NAT is enabled while 
CONFIG_NET_IPFILTER is not.
    
    Signed-off-by: Jerry Ma <masc2...@gmail.com>
---
 system/iptables/iptables.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system/iptables/iptables.c b/system/iptables/iptables.c
index 7072ed968..673559634 100644
--- a/system/iptables/iptables.c
+++ b/system/iptables/iptables.c
@@ -506,7 +506,7 @@ int main(int argc, FAR char *argv[])
   else
 #endif
 #ifdef CONFIG_NET_NAT
-  if (strcmp(args.table, TABLE_NAME_NAT) == 0)
+  if (args.table != NULL && strcmp(args.table, TABLE_NAME_NAT) == 0)
     {
       ret = iptables_apply(&args, iptables_nat_command);
       if (ret < 0)