Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1285235

[PATCH 14/19] mfd: cros_ec_spi: Repair comparison ordering issue

From Lee Jones <lee.jones@linaro.org>
Newsgroups linux.kernel
Subject [PATCH 14/19] mfd: cros_ec_spi: Repair comparison ordering issue
Date 2015-12-07 13:00 +0100
Message-ID <qD2Cv-3Yl-29@gated-at.bofh.it> (permalink)
References <qD2Ct-3Yl-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


WARNING: Comparisons should place the constant on the right side of the test
+       BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);

WARNING: Comparisons should place the constant on the right side of the test
+       BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);

total: 0 errors, 2 warnings, 731 lines checked

Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
 drivers/mfd/cros_ec_spi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/cros_ec_spi.c b/drivers/mfd/cros_ec_spi.c
index 30a296b..e1b121c 100644
--- a/drivers/mfd/cros_ec_spi.c
+++ b/drivers/mfd/cros_ec_spi.c
@@ -175,7 +175,7 @@ static int cros_ec_spi_receive_packet(struct cros_ec_device *ec_dev,
 	unsigned long deadline;
 	int todo;
 
-	BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);
+	BUG_ON(ec_dev->din_size < EC_MSG_PREAMBLE_COUNT);
 
 	/* Receive data until we see the header byte */
 	deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS);
@@ -283,7 +283,7 @@ static int cros_ec_spi_receive_response(struct cros_ec_device *ec_dev,
 	unsigned long deadline;
 	int todo;
 
-	BUG_ON(EC_MSG_PREAMBLE_COUNT > ec_dev->din_size);
+	BUG_ON(ec_dev->din_size < EC_MSG_PREAMBLE_COUNT);
 
 	/* Receive data until we see the header byte */
 	deadline = jiffies + msecs_to_jiffies(EC_MSG_DEADLINE_MS);
-- 
1.9.1

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

Back to linux.kernel | Previous | Next | Find similar | Unroll thread


Thread

[PATCH 14/19] mfd: cros_ec_spi: Repair comparison ordering issue Lee Jones <lee.jones@linaro.org> - 2015-12-07 13:00 +0100

csiph-web