X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=sbr%2Fgetthreadid.c;h=41e3e22b9a488dca2c3b2d0b02b0b33b3527054f;hb=df98103428cb4cdfa9d911190791745c9bbe05b0;hp=99a7d67beb4db420331d7082c5c1a5d54bfbbcac;hpb=3ec7019fb0a1c08f1c866f0a84fa75fe5b498596;p=mmh

diff --git a/sbr/getthreadid.c b/sbr/getthreadid.c
index 99a7d67..41e3e22 100644
--- a/sbr/getthreadid.c
+++ b/sbr/getthreadid.c
@@ -47,6 +47,9 @@ threadid(char *msgid, char *referens)
 	char *cp;
 
 	threadfrom = referens ? referens : msgid;
+	if (!threadfrom) {
+		return NULL;
+	}
 
 	start = strchr(threadfrom, '<');
 	end = strchr(start, '>');