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Thu, 19 Mar 2026 15:57:54 -0700 (PDT) From: Gabriel Rondon To: lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org, gregkh@linuxfoundation.org Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, linux-iio@vger.kernel.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] staging: iio: ad9834: use sysfs_emit() in show functions Date: Thu, 19 Mar 2026 22:57:19 +0000 Message-Id: <20260319225719.73587-4-grondon@gmail.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20260319225719.73587-1-grondon@gmail.com> References: <20260319225719.73587-1-grondon@gmail.com> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace sprintf() with sysfs_emit() in sysfs attribute show functions. sysfs_emit() is the preferred API for sysfs callbacks as it is aware of the PAGE_SIZE buffer limit. No functional change. Signed-off-by: Gabriel Rondon --- drivers/staging/iio/frequency/ad9834.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c index d339d5e8e..844e92adc 100644 --- a/drivers/staging/iio/frequency/ad9834.c +++ b/drivers/staging/iio/frequency/ad9834.c @@ -290,7 +290,7 @@ ssize_t ad9834_show_out0_wavetype_available(struct device *dev, else str = "sine triangle"; - return sprintf(buf, "%s\n", str); + return sysfs_emit(buf, "%s\n", str); } static IIO_DEVICE_ATTR(out_altvoltage0_out0_wavetype_available, 0444, @@ -310,7 +310,7 @@ ssize_t ad9834_show_out1_wavetype_available(struct device *dev, else str = "square"; - return sprintf(buf, "%s\n", str); + return sysfs_emit(buf, "%s\n", str); } static IIO_DEVICE_ATTR(out_altvoltage0_out1_wavetype_available, 0444, -- 2.33.0