Refix uninitialized vsize in on command

radareorg · Dec 11, 2024 · d18c5d3 · d18c5d3
1 parent d469684
commit d18c5d3
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/libr/core/cmd_open.inc.c b/libr/core/cmd_open.inc.c
@@ -1831,6 +1831,9 @@ static bool cmd_onn(RCore *core, const char* input) {
 }
 
 static int cmd_on(RCore *core, int argc, char *argv[]) {
+	if (argc < 1) {
+		return 0;
+	}
 	char *path = NULL;
 	int fd = -1;
 	ut64 vsize = 0, vaddr = 0ULL;
@@ -1880,9 +1883,7 @@ static int cmd_on(RCore *core, int argc, char *argv[]) {
 		}
 		vsize = r_io_fd_size (core->io, fd);
 	}
-	if (vsize == 0) {
-		R_LOG_WARN ("Map size not defined");
-	} else if (!r_io_map_add (core->io, fd, perm, 0ULL, vaddr, vsize)) {
+	if (!r_io_map_add (core->io, fd, perm, 0ULL, vaddr, vsize)) {
 		R_LOG_WARN ("Couldn't create map");
 	}
 	return fd;