On 2017/7/14 18:06, Ilya Dryomov wrote: > On Thu, Jul 13, 2017 at 9:46 AM, Kefeng Wang <[email protected]> > wrote: >> drivers/block/rbd.c: In function 'rbd_acquire_lock': >> drivers/block/rbd.c:3602:44: error: 'ret' may be used uninitialized in this >> function [-Werror=maybe-uninitialized] >> >> Silence the warning, found it when built old kernel(3.10) with >> OBS(opensuse build service). >> >> Signed-off-by: Kefeng Wang <[email protected]> >> --- >> drivers/block/rbd.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c >> index b008b6a..b640ad8 100644 >> --- a/drivers/block/rbd.c >> +++ b/drivers/block/rbd.c >> @@ -3435,7 +3435,7 @@ static void rbd_acquire_lock(struct work_struct *work) >> struct rbd_device *rbd_dev = container_of(to_delayed_work(work), >> struct rbd_device, lock_dwork); >> enum rbd_lock_state lock_state; >> - int ret; >> + int ret = 0; >> >> dout("%s rbd_dev %p\n", __func__, rbd_dev); >> again: > > How did you get rbd_acquire_lock() into 3.10?
Using CentOS 7.3. > > Thanks, > > Ilya > >
