qemu/nbd-fix-uninitialized-variable-warning.patch
xuding ed0d368182 Fix some memory leak in qemu
Signed-off-by: Ying Fang <fangying1@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
2020-01-13 20:40:08 +08:00

47 lines
1.7 KiB
Diff

From eb5abb631196b97879a868ec75e7f70400695f7f Mon Sep 17 00:00:00 2001
From: Pan Nengyuan <pannengyuan@huawei.com>
Date: Mon, 13 Jan 2020 17:03:08 +0800
Subject: [PATCH] nbd: fix uninitialized variable warning
Fixes:
/mnt/sdb/qemu/nbd/server.c: In function 'nbd_handle_request':
/mnt/sdb/qemu/nbd/server.c:2313:9: error: 'ret' may be used uninitialized in this function [-Werror=maybe-uninitialized]
int ret;
Reported-by: Euler Robot <euler.robot@huawei.com>
Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com>
---
nbd/server.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/nbd/server.c b/nbd/server.c
index e21bd501..aefb07d9 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -2304,20 +2304,12 @@ static coroutine_fn int nbd_handle_request(NBDClient *client,
!client->export_meta.bitmap,
NBD_META_ID_BASE_ALLOCATION,
errp);
- if (ret < 0) {
- return ret;
- }
- }
-
- if (client->export_meta.bitmap) {
+ } else { /* client->export_meta.bitmap */
ret = nbd_co_send_bitmap(client, request->handle,
client->exp->export_bitmap,
request->from, request->len,
dont_fragment,
true, NBD_META_ID_DIRTY_BITMAP, errp);
- if (ret < 0) {
- return ret;
- }
}
return ret;
--
2.18.1