linux-kernel - [PATCH 4/7 v2] i2c-eg20t: add stop sequence in case wait-event timeout occurs

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1317788264-13118-4-git-send-email-tomoya-linux@dsn.lapis-semi.com>
Date:	Wed,  5 Oct 2011 13:17:41 +0900
From:	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
To:	Jean Delvare <khali@...ux-fr.org>, Ben Dooks <ben-linux@...ff.org>,
	Wolfram Sang <w.sang@...gutronix.de>,
	Qi Wang <qi.wang@...el.com>,
	Linus Walleij <linus.walleij@...ricsson.com>,
	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	yong.y.wang@...el.com, joel.clark@...el.com,
	kok.howg.ewe@...el.com, toshiharu-linux@....lapis-semi.com,
	Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
Subject: [PATCH 4/7 v2] i2c-eg20t: add stop sequence in case wait-event timeout occurs

add stop sequence in case wait-event timeout in write processing.
(read processing already had it)

Signed-off-by: Tomoya MORINAGA <tomoya-linux@....lapis-semi.com>
---
 drivers/i2c/busses/i2c-eg20t.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c
index 29911c5..ecabf5e 100644
--- a/drivers/i2c/busses/i2c-eg20t.c
+++ b/drivers/i2c/busses/i2c-eg20t.c
@@ -430,6 +430,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap,
 		pch_clrbit(adap->pch_base_address, PCH_I2CSR, I2CMIF_BIT);
 		return -EAGAIN;
 	} else { /* wait-event timeout */
+		pch_i2c_stop(adap);
 		return -ETIME;
 	}
 
@@ -450,6 +451,7 @@ static s32 pch_i2c_writebytes(struct i2c_adapter *i2c_adap,
 			pch_clrbit(adap->pch_base_address, PCH_I2CSR,
 				   I2CMIF_BIT);
 		} else { /* wait-event timeout */
+			pch_i2c_stop(adap);
 			return -ETIME;
 		}
 	}
-- 
1.7.6.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/