utils

commit b26f781d1ae79ebbaf5168f990003d0f5529377b
parent e29633acd501496c3a30b5b2298ea66a605d2255
Author: Paco Esteban <paco@e1e0.net>
Date:   Sun, 14 Feb 2021 23:36:47 +0100

geoloc: fix segfault

Diffstat:
M
geoloc/geoloc.c
 | 
9
+++++----

1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/geoloc/geoloc.c b/geoloc/geoloc.c
@@ -28,6 +28,7 @@
 
 #define BASE_URL	"https://ipapi.co"
 #define JSON_ENDPOINT	"json"
+#define IN6ADDRSZ	16
 
 const char *version = "v0.2.0";
 
@@ -171,8 +172,8 @@ print_data(void *json_data) {
 int
 main(int argc, char *argv[])
 {
-	int ch, f_help = 0, f_version = 0, is_v4 = 0, is_v6 = 0;
-	void *inet_dst;  // we do not actually use this. Only to check valid ip
+	int ch, f_version = 0, is_v4 = 0, is_v6 = 0;
+	char inet_dst[IN6ADDRSZ];  // we do not actually use this. Only to check valid ip
 
 	char *url = NULL;
 
@@ -200,8 +201,8 @@ main(int argc, char *argv[])
 	}
 
 	// validate ip input
-	is_v4 = inet_pton(AF_INET, argv[0], inet_dst);
-	is_v6 = inet_pton(AF_INET6, argv[0], inet_dst);
+	is_v4 = inet_pton(AF_INET, argv[0], (void *)inet_dst);
+	is_v6 = inet_pton(AF_INET6, argv[0], (void *)inet_dst);
 	if ((is_v4 != 1) && (is_v6 != 1))
 		err(1, "invalid IP");