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    Subject[PATCH AUTOSEL 5.1 49/70] xen/pvcalls: Remove set but not used variable
    Date
    From: YueHaibing <yuehaibing@huawei.com>

    [ Upstream commit 41349672e3cbc2e8349831f21253509c3415aa2b ]

    Fixes gcc '-Wunused-but-set-variable' warning:

    drivers/xen/pvcalls-front.c: In function pvcalls_front_sendmsg:
    drivers/xen/pvcalls-front.c:543:25: warning: variable bedata set but not used [-Wunused-but-set-variable]
    drivers/xen/pvcalls-front.c: In function pvcalls_front_recvmsg:
    drivers/xen/pvcalls-front.c:638:25: warning: variable bedata set but not used [-Wunused-but-set-variable]

    They are never used since introduction.

    Signed-off-by: YueHaibing <yuehaibing@huawei.com>
    Reviewed-by: Juergen Gross <jgross@suse.com>
    Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/xen/pvcalls-front.c | 4 ----
    1 file changed, 4 deletions(-)

    diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
    index 8a249c95c193..d7438fdc5706 100644
    --- a/drivers/xen/pvcalls-front.c
    +++ b/drivers/xen/pvcalls-front.c
    @@ -540,7 +540,6 @@ out:
    int pvcalls_front_sendmsg(struct socket *sock, struct msghdr *msg,
    size_t len)
    {
    - struct pvcalls_bedata *bedata;
    struct sock_mapping *map;
    int sent, tot_sent = 0;
    int count = 0, flags;
    @@ -552,7 +551,6 @@ int pvcalls_front_sendmsg(struct socket *sock, struct msghdr *msg,
    map = pvcalls_enter_sock(sock);
    if (IS_ERR(map))
    return PTR_ERR(map);
    - bedata = dev_get_drvdata(&pvcalls_front_dev->dev);

    mutex_lock(&map->active.out_mutex);
    if ((flags & MSG_DONTWAIT) && !pvcalls_front_write_todo(map)) {
    @@ -635,7 +633,6 @@ out:
    int pvcalls_front_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
    int flags)
    {
    - struct pvcalls_bedata *bedata;
    int ret;
    struct sock_mapping *map;

    @@ -645,7 +642,6 @@ int pvcalls_front_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
    map = pvcalls_enter_sock(sock);
    if (IS_ERR(map))
    return PTR_ERR(map);
    - bedata = dev_get_drvdata(&pvcalls_front_dev->dev);

    mutex_lock(&map->active.in_mutex);
    if (len > XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER))
    --
    2.20.1
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