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From: Roel Kluin <roel.kluin@gmail.com>
To: Roel Kluin <roel.kluin@gmail.com>
Cc: Samuel Ortiz <sameo@linux.intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	amit.kucheria@verdurent.com
Subject: Re: [PATCH] mfd: Fix test of unsigned in twl4030_configure_resource()
Date: Wed, 16 Dec 2009 14:44:15 +0100	[thread overview]
Message-ID: <4B28E42F.9000209@gmail.com> (raw)
In-Reply-To: <4B28E3A4.1010601@gmail.com>

devgroup is unsigned so the test did not work.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
Found using coccinelle: http://coccinelle.lip6.fr/

see
vi arch/arm/mach-omap2/board-rx51-peripherals.c +512

Oops, missed some in previous patch.

Roel

diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c
index d423e0c..cc984a5 100644
--- a/drivers/mfd/twl4030-power.c
+++ b/drivers/mfd/twl4030-power.c
@@ -335,7 +335,7 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
 		return err;
 	}
 
-	if (rconfig->devgroup >= 0) {
+	if (rconfig->devgroup != -1) {
 		grp &= ~DEVGROUP_MASK;
 		grp |= rconfig->devgroup << DEVGROUP_SHIFT;
 		err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
@@ -355,12 +355,12 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
 		return err;
 	}
 
-	if (rconfig->type >= 0) {
+	if (rconfig->type != -1) {
 		type &= ~TYPE_MASK;
 		type |= rconfig->type << TYPE_SHIFT;
 	}
 
-	if (rconfig->type2 >= 0) {
+	if (rconfig->type2 != -1) {
 		type &= ~TYPE2_MASK;
 		type |= rconfig->type2 << TYPE2_SHIFT;
 	}

  reply	other threads:[~2009-12-16 13:42 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-16 13:41 [PATCH] mfd: Fix test of unsigned in twl4030_configure_resource() Roel Kluin
2009-12-16 13:44 ` Roel Kluin [this message]
2010-01-05 19:23   ` Samuel Ortiz

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