test: only call memcpy() in __wrap_flash_read() and __wrap_flash_write() when there is something to copy

8 years ago · 73057f6f25
parent 0da262cc0f
commit 73057f6f25
1 changed files with 4 additions and 2 deletions
--- a/source/tests/main.c
+++ b/source/tests/main.c
@ -28,7 +28,8 @@ size_t __wrap_flash_read(struct flash_dev *dev, uint32_t addr,
 	if (len > ret_len)
 		len = ret_len;

-	memcpy(data, ret_data, len);
+	if (len)
+		memcpy(data, ret_data, len);

 	return len;
 }
@ -50,7 +51,8 @@ size_t __wrap_flash_write(struct flash_dev *dev, uint32_t addr,
 	if (len > ret_len)
 		len = ret_len;

-	memcpy(ret_data, data, len);
+	if (len)
+		memcpy(ret_data, data, len);

 	return len;
 }