Avoid sprintf(3) and use snprintf(3) instead

noice.c

@@ -347,6 +347,7 @@ nochange:
 		}
 		if (ret == 3) {
 			char *pathnew, *pathtmp;
+			size_t pathsiz;
 			char *name;
 			u_int8_t type;
 			char *bin;
@@ -360,9 +361,9 @@ nochange:
 			name = dents[cur]->d_name;
 			type = dents[cur]->d_type;
 
-			pathnew = malloc(strlen(path) + 1
-			    + strlen(name) + 1);
-			sprintf(pathnew, "%s/%s", path, name);
+			pathsiz = strlen(path) + 1 + strlen(name) + 1;
+			pathnew = malloc(pathsiz);
+			snprintf(pathnew, pathsiz, "%s/%s", path, name);
 
 			DPRINTF_S(name);
 			DPRINTF_U(type);