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sunrpc: only call test_bit once in svc_xprt_received 

...move the WARN_ON_ONCE inside the following if block since they use
the same condition.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
wifi-calibration
Jeff Layton 2014-12-01 13:45:24 -05:00 committed by J. Bruce Fields
parent ef17af2a81
commit acf06a7fa1
1 changed files with 4 additions and 2 deletions
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6
net/sunrpc/svc_xprt.c
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@ -220,9 +220,11 @@ static struct svc_xprt *__svc_xpo_create(struct svc_xprt_class *xcl,
*/
static void svc_xprt_received(struct svc_xprt *xprt)
{
WARN_ON_ONCE(!test_bit(XPT_BUSY, &xprt->xpt_flags));
if (!test_bit(XPT_BUSY, &xprt->xpt_flags))
if (!test_bit(XPT_BUSY, &xprt->xpt_flags)) {
WARN_ONCE(1, "xprt=0x%p already busy!", xprt);
return;
}
/* As soon as we clear busy, the xprt could be closed and
* 'put', so we need a reference to call svc_xprt_do_enqueue with:
*/