devicetree.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Krzysztof Kozlowski <krzk@kernel.org>
To: "David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Krzysztof Opasiak <k.opasiak@samsung.com>,
	Kukjin Kim <kgene@kernel.org>,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	devicetree@vger.kernel.org, linux-nfc@lists.01.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org
Subject: [PATCH v3 4/8] nfc: s3fwrn5: Remove unneeded 'ret' variable
Date: Thu, 10 Sep 2020 18:12:15 +0200	[thread overview]
Message-ID: <20200910161219.6237-5-krzk@kernel.org> (raw)
In-Reply-To: <20200910161219.6237-1-krzk@kernel.org>

The local variable 'ret' can be removed:

  drivers/nfc/s3fwrn5/i2c.c:167:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 drivers/nfc/s3fwrn5/i2c.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/nfc/s3fwrn5/i2c.c b/drivers/nfc/s3fwrn5/i2c.c
index 557279492503..dc995286be84 100644
--- a/drivers/nfc/s3fwrn5/i2c.c
+++ b/drivers/nfc/s3fwrn5/i2c.c
@@ -164,7 +164,6 @@ static int s3fwrn5_i2c_read(struct s3fwrn5_i2c_phy *phy)
 static irqreturn_t s3fwrn5_i2c_irq_thread_fn(int irq, void *phy_id)
 {
 	struct s3fwrn5_i2c_phy *phy = phy_id;
-	int ret = 0;
 
 	if (!phy || !phy->ndev) {
 		WARN_ON_ONCE(1);
@@ -179,10 +178,9 @@ static irqreturn_t s3fwrn5_i2c_irq_thread_fn(int irq, void *phy_id)
 	switch (phy->mode) {
 	case S3FWRN5_MODE_NCI:
 	case S3FWRN5_MODE_FW:
-		ret = s3fwrn5_i2c_read(phy);
+		s3fwrn5_i2c_read(phy);
 		break;
 	case S3FWRN5_MODE_COLD:
-		ret = -EREMOTEIO;
 		break;
 	}
 
-- 
2.17.1


  parent reply	other threads:[~2020-09-10 18:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-10 16:12 [PATCH v3 0/8] nfc: s3fwrn5: Few cleanups Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 1/8] dt-bindings: net: nfc: s3fwrn5: Convert to dtschema Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 2/8] dt-bindings: net: nfc: s3fwrn5: Remove wrong vendor prefix from GPIOs Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 3/8] " Krzysztof Kozlowski
2020-09-10 16:12 ` Krzysztof Kozlowski [this message]
2020-09-10 16:12 ` [PATCH v3 5/8] nfc: s3fwrn5: Add missing CRYPTO_HASH dependency Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 6/8] nfc: s3fwrn5: Constify s3fwrn5_fw_info when not modified Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 7/8] MAINTAINERS: Add Krzysztof Kozlowski to Samsung S3FWRN5 and remove Robert Krzysztof Kozlowski
2020-09-10 16:12 ` [PATCH v3 8/8] arm64: dts: exynos: Use newer S3FWRN5 GPIO properties in Exynos5433 TM2 Krzysztof Kozlowski
2020-09-10 22:22 ` [PATCH v3 0/8] nfc: s3fwrn5: Few cleanups David Miller
2020-09-11  6:08   ` Krzysztof Kozlowski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200910161219.6237-5-krzk@kernel.org \
    --to=krzk@kernel.org \
    --cc=davem@davemloft.net \
    --cc=devicetree@vger.kernel.org \
    --cc=k.opasiak@samsung.com \
    --cc=kgene@kernel.org \
    --cc=kuba@kernel.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-nfc@lists.01.org \
    --cc=linux-samsung-soc@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=robh+dt@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).