From 4f0ad83372a80cd86f7edacd5a3e32974b4879b7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90=E6=96=87=E9=9B=A8?=
 <41315874+fumiama@users.noreply.github.com>
Date: Fri, 1 Dec 2023 11:01:18 +0900
Subject: [PATCH] fix(file.h): close fd on error

---
 file.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/file.h b/file.h
index 7bf2858..9021317 100644
--- a/file.h
+++ b/file.h
@@ -38,11 +38,13 @@ int file_cache_init(file_cache_t* fc, char* path) {
     }
     if(fstat(fd, &sb) < 0) {
         perror("fstat");
+        close(fd);
         return -3;
     }
     if(sb.st_size < page_size) {
         if(ftruncate(fd, page_size) < 0) {
             perror("ftruncate");
+            close(fd);
             return -4;
         }
         sb.st_size = page_size;
@@ -125,6 +127,7 @@ int file_cache_realloc(file_cache_t* fc, uint64_t newsize) {
     fc->size = (size_t)newsize + sizeof(uint64_t);
     if(ftruncate(fd, fc->size) < 0) {
         perror("ftruncate");
+        close(fd);
         return -4;
     }
     fc->data = mmap(NULL, fc->size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);