sick

commit 6474eebf7cc43835889c573f0905530e4244e952
parent cf7487682de47853e36e36330ac80b0c0388562f
Author: z3bra <willyatmailoodotorg>
Date:   Sun May 15 20:08:43 +12000

Fix segfault when no key is provided

Diffstat:
sick.c
 | 
10
++++++++++
1 file changed, 10 insertions(+), 0 deletions(-)
diff --git a/sick.c b/sick.c
@@ -17,6 +17,12 @@ enum {
 	ACT_CHCK
 };
 
+enum {
+	ERR_NOKEY,
+	ERR_NOSIG,
+	ERR_NOMSG
+};
+
 static void usage();
 static size_t bufferize(char **buf, FILE *fp);
 static size_t extractmsg(unsigned char *msg[], char *buf);
@@ -254,6 +260,10 @@ main(int argc, char *argv[])
 		usage();
 	}ARGEND;
 
+	if (key == NULL) {
+		return ERR_NOKEY;
+	}
+
 	if (!argc) {
 		fp = stdin;
 		switch (action) {