From 6f370cf6ffbdfe1bf865d78bdd0f0c3924bef2bb Mon Sep 17 00:00:00 2001 From: Timo Sirainen Date: Sun, 14 Jan 2001 18:33:30 +0000 Subject: [PATCH] /HELP without any parameters read data outside it's buffer git-svn-id: http://svn.irssi.org/repos/irssi/trunk@1117 dbcabf3a-b0e7-0310-adc4-f8d773084564 --- src/fe-common/core/fe-core-commands.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/fe-common/core/fe-core-commands.c b/src/fe-common/core/fe-core-commands.c index 890c3469..40ded457 100644 --- a/src/fe-common/core/fe-core-commands.c +++ b/src/fe-common/core/fe-core-commands.c @@ -213,7 +213,8 @@ static void show_help(const char *data) if (!found || (helpitem != NULL && !show_help_rec(helpitem))) printtext(NULL, NULL, MSGLEVEL_CLIENTCRAP, "No help for %s", data); - if (data[strlen(data)-1] != ' ' && command_have_sub(data)) { + if (*data != '\0' && data[strlen(data)-1] != ' ' && + command_have_sub(data)) { char *cmd; cmd = g_strconcat(data, " ", NULL);