From: Helge Deller <deller@gmx.de>
Date: Sun, 2 Aug 2009 13:13:29 +0000 (+0200)
Subject: parisc: hp_sdc_mlc.c - check return value of down_trylock()
X-Git-Tag: v2.6.31-rc6~72^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c6fe6b0783a8fd923d11dd0388cbd561ff15bdf1;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

parisc: hp_sdc_mlc.c - check return value of down_trylock()

Signed-off-by: Helge Deller <deller@gmx.de>
---

diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c
index b587e2d..820e516 100644
--- a/drivers/input/serio/hp_sdc_mlc.c
+++ b/drivers/input/serio/hp_sdc_mlc.c
@@ -296,7 +296,7 @@ static void hp_sdc_mlc_out(hil_mlc *mlc)
 	priv->tseq[3] = 0;
 	if (mlc->opacket & HIL_CTRL_APE) {
 		priv->tseq[3] |= HP_SDC_LPC_APE_IPF;
-		down_trylock(&mlc->csem);
+		BUG_ON(down_trylock(&mlc->csem));
 	}
  enqueue:
 	hp_sdc_enqueue_transaction(&priv->trans);