linux-kernel - [PATCH 2/3] drivers: gpio: msm: Fix the error condition for reading ngpio

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Message-Id: <1371606813-5575-3-git-send-email-rvaswani@codeaurora.org>
Date:	Tue, 18 Jun 2013 18:53:32 -0700
From:	Rohit Vaswani <rvaswani@...eaurora.org>
To:	David Brown <davidb@...eaurora.org>
Cc:	Rohit Vaswani <rvaswani@...eaurora.org>,
	Daniel Walker <dwalker@...o99.com>,
	Bryan Huntsman <bryanh@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Grant Likely <grant.likely@...aro.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] drivers: gpio: msm: Fix the error condition for reading ngpio

of_property_read_u32 return 0 on success. The check was using a ! to
return error. Fix the if condition.

Signed-off-by: Rohit Vaswani <rvaswani@...eaurora.org>
---
 drivers/gpio/gpio-msm-v2.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpio/gpio-msm-v2.c b/drivers/gpio/gpio-msm-v2.c
index f4491a4..c2fa770 100644
--- a/drivers/gpio/gpio-msm-v2.c
+++ b/drivers/gpio/gpio-msm-v2.c
@@ -378,7 +378,7 @@ static int msm_gpio_probe(struct platform_device *pdev)
 	int ret, ngpio;
 	struct resource *res;
 
-	if (!of_property_read_u32(pdev->dev.of_node, "ngpio", &ngpio)) {
+	if (of_property_read_u32(pdev->dev.of_node, "ngpio", &ngpio)) {
 		dev_err(&pdev->dev, "%s: ngpio property missing\n", __func__);
 		return -EINVAL;
 	}
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

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