From 2fe27584ff869142bb1e69000a7190fc62c5530b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Helleu?= <flashcode@flashtux.org>
Date: Tue, 10 Mar 2020 19:15:59 +0100
Subject: [PATCH] irc: return 0 in function irc_protocol_is_numeric_command if
 the command is NULL or empty

---
 src/plugins/irc/irc-protocol.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/plugins/irc/irc-protocol.c b/src/plugins/irc/irc-protocol.c
index 9238e8802..2c2cd6b66 100644
--- a/src/plugins/irc/irc-protocol.c
+++ b/src/plugins/irc/irc-protocol.c
@@ -69,12 +69,16 @@
 int
 irc_protocol_is_numeric_command (const char *str)
 {
+    if (!str || !str[0])
+        return 0;
+
     while (str && str[0])
     {
         if (!isdigit ((unsigned char)str[0]))
             return 0;
         str++;
     }
+
     return 1;
 }