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nbd: fix uninitialized variable warning

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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>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20200108025132.46956-1-pannengyuan@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Pan Nengyuan 2020-01-08 10:51:32 +08:00 committed by Laurent Vivier
parent 638be47830
commit bdf200a553
1 changed files with 1 additions and 9 deletions
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10
nbd/server.c
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@ -2384,20 +2384,12 @@ static coroutine_fn int nbd_handle_request(NBDClient *client,
!client->export_meta.bitmap, !client->export_meta.bitmap,
NBD_META_ID_BASE_ALLOCATION, NBD_META_ID_BASE_ALLOCATION,
errp); errp);
if (ret < 0) { } else { /* client->export_meta.bitmap */
return ret;
}
}
if (client->export_meta.bitmap) {
ret = nbd_co_send_bitmap(client, request->handle, ret = nbd_co_send_bitmap(client, request->handle,
client->exp->export_bitmap, client->exp->export_bitmap,
request->from, request->len, request->from, request->len,
dont_fragment, dont_fragment,
true, NBD_META_ID_DIRTY_BITMAP, errp); true, NBD_META_ID_DIRTY_BITMAP, errp);
if (ret < 0) {
return ret;
}
} }
return ret; return ret;