From da7ed99c150b8ed8c4988810080a85ef36138745 Mon Sep 17 00:00:00 2001
From: kevin <kevin@lmve.net>
Date: Sat, 21 Feb 2026 14:36:44 +0800
Subject: [PATCH] Signed-off-by: kevin <kevin@lmve.net>

---
 code/esp32c3_espidf/components/lvgl   |  2 +-
 code/esp32c3_espidf/main/lv_port_fs.c | 30 ++++++++++++++++++---------
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/code/esp32c3_espidf/components/lvgl b/code/esp32c3_espidf/components/lvgl
index 9be768d..0a05078 160000
--- a/code/esp32c3_espidf/components/lvgl
+++ b/code/esp32c3_espidf/components/lvgl
@@ -1 +1 @@
-Subproject commit 9be768db427c6af5b33b0fb4d22c6b84a5acd83f
+Subproject commit 0a050784550d3d38355ce5f1676315f881edfa4c
diff --git a/code/esp32c3_espidf/main/lv_port_fs.c b/code/esp32c3_espidf/main/lv_port_fs.c
index ed9e333..44fcec5 100644
--- a/code/esp32c3_espidf/main/lv_port_fs.c
+++ b/code/esp32c3_espidf/main/lv_port_fs.c
@@ -157,7 +157,9 @@ static lv_fs_res_t fs_close(lv_fs_drv_t *drv, void *file_p)
 
     lv_fs_res_t res = LV_FS_RES_NOT_IMP;
 
-    int r = fclose(file_p);
+    FILE *f = (FILE *)file_p;
+
+    int r = fclose(f);
 
     if (r != 0)
     {
@@ -192,20 +194,25 @@ static lv_fs_res_t fs_read(lv_fs_drv_t *drv, void *file_p, void *buf, uint32_t b
 
     FILE *f = (FILE *)file_p;
     size_t bytes_read = fread(buf, 1, btr, f);
-    *br = (uint32_t)bytes_read;
+    uint32_t bytes_read_int32 = (uint32_t)bytes_read;
 
-    if (*br == btr)
+    if (br != NULL) // 逆天 居然会传入NULL
+    {
+        *br = bytes_read_int32;
+    }
+
+    if (bytes_read_int32 == btr)
     {
         res = LV_FS_RES_OK;
     }
     else
     {
 
-        ESP_LOGE(TAG, "文件读取字节数量错误需要读取%lu 已读取%lu", btr, *br);
+        ESP_LOGE(TAG, "文件读取字节数量错误需要读取%lu 已读取%lu", btr, bytes_read_int32);
         res = LV_FS_RES_UNKNOWN;
     }
 
-    ESP_LOGI(TAG, "文件读取字节数量:读取%lu 已读取%lu", btr, *br);
+    ESP_LOGI(TAG, "文件读取字节数量:读取%lu 已读取%lu", btr, bytes_read_int32);
 
     return res;
 }
@@ -228,16 +235,19 @@ static lv_fs_res_t fs_write(lv_fs_drv_t *drv, void *file_p, const void *buf, uin
 
     FILE *f = (FILE *)file_p;
     size_t bytes_written = fwrite(buf, 1, btw, f);
-    *bw = (uint32_t)bytes_written;
-
-    if (*bw == btw)
+    uint32_t bytes_written_int32 = (uint32_t)bytes_written;
+    if (bw != NULL)
+    {
+        *bw = bytes_written_int32;
+    }
+    if (bytes_written_int32 == btw)
     {
         res = LV_FS_RES_OK;
     }
     else
     {
 
-        ESP_LOGE(TAG, "文件写入字节数量错误需要写入%lu 已写入%lu", btw, *bw);
+        ESP_LOGE(TAG, "文件写入字节数量错误需要写入%lu 已写入%lu", btw, bytes_written_int32);
         res = LV_FS_RES_UNKNOWN;
     }
 
@@ -257,7 +267,7 @@ static lv_fs_res_t fs_seek(lv_fs_drv_t *drv, void *file_p, uint32_t pos, lv_fs_w
     lv_fs_res_t res = LV_FS_RES_NOT_IMP;
 
     /*Add your code here*/
-    ESP_LOGI(TAG, "fs_seek:pop%lu whence%d",pos,whence);
+    ESP_LOGI(TAG, "fs_seek:pop%lu whence%d", pos, whence);
 
     FILE *f = (FILE *)file_p;
     int std_whence;