patch file_completion crash

src/input.c

@@ -50,7 +50,7 @@ const char *file_completion(const char *path) {
   if (last_slash) {
     dir_len = last_slash - path + 1; // length of dir_path
     strncpy(directory, path, dir_len);
-    predict_len = strlen(path) - dir_len - 1;
+    predict_len = strlen(path) - dir_len;
     strncpy(predict, last_slash + 1, predict_len);
     directory[dir_len] = '\0';
     predict[predict_len] = '\0';
@@ -73,9 +73,7 @@ const char *file_completion(const char *path) {
         strcat(full_path, "/"); // add slash for directories
       }
       closedir(dir);
-      dir = NULL;
-      free(entry);
-
+      
       return strdup(full_path);
     }
   }