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[2a01:cb00:7c5:9900:ca1:676d:de69:3a1e]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47f85bd77a9sm8416243f8f.14.2026.07.22.12.39.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Jul 2026 12:39:36 -0700 (PDT) From: Amin GATTOUT Date: Wed, 22 Jul 2026 21:39:32 +0200 Subject: [PATCH] iio: adc: at91_adc: use const char * for DT string property MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260722-master-v1-1-ab0591897e4b@gmail.com> X-B4-Tracking: v=1; b=H4sIAHMcYWoC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDcyMj3dzE4pLUIl0jY0NzyxTzZAODZBMloOKCotS0zAqwQdGxtbUA6rU 4h1gAAAA= To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea Cc: linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Amin GATTOUT X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1784749176; l=1257; i=amin.gattout@gmail.com; h=from:subject:message-id; bh=XPNZh5Xwi4uWv1AMYrkob8yNIlR+8Um03AjzUYZVkS4=; b=duOiTGUULrhHnUItYRTOCMeN5TIN+RIYU4M66Ic3AEffJWCMmbKYv8Toonmt22z6r7aR05FiC 1YqzrJz8s/gA6vAVaoVVpntIsLwsgvOXakeeuMsQAqnZ8iPX6Fb99c9 X-Developer-Key: i=amin.gattout@gmail.com; a=ed25519; pk=C9HM6Jf5d9dPl9fnP9pM/nhMwm+c280ldqYZ0ESu3a8= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260722_123939_808861_1F24D582 X-CRM114-Status: GOOD ( 12.13 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Declare the local variable as const char * and remove the unnecessary cast when passing it to of_property_read_string(). Signed-off-by: Amin GATTOUT --- drivers/iio/adc/at91_adc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index f610ad729bf3..0ac74ad92fca 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -988,7 +988,7 @@ static int at91_adc_probe(struct platform_device *pdev) struct iio_dev *idev; struct at91_adc_state *st; u32 reg, prop; - char *s; + const char *s; idev = devm_iio_device_alloc(&pdev->dev, sizeof(struct at91_adc_state)); if (!idev) @@ -1023,7 +1023,7 @@ static int at91_adc_probe(struct platform_device *pdev) st->res = st->caps->high_res_bits; if (st->caps->low_res_bits && - !of_property_read_string(node, "atmel,adc-use-res", (const char **)&s) + !of_property_read_string(node, "atmel,adc-use-res", &s) && !strcmp(s, "lowres")) st->res = st->caps->low_res_bits; --- base-commit: 248951ddc14de84de3910f9b13f51491a8cd91df change-id: 20260722-master-23179d7c00c4 Best regards, -- Amin GATTOUT