ASoC: Intel: catpt: Replace sprintf() with sysfs_emit()

For sysfs outputs, it's safer to use a new helper, sysfs_emit(),
instead of the raw sprintf() & co.  This patch replaces those usages
straightforwardly with a new helper, sysfs_emit().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220801170108.26340-5-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/intel/catpt/sysfs.c b/sound/soc/intel/catpt/sysfs.c
index 1bdbcc04dc71285199d0a06c843cafcbe25d306f..9b6d2d93a2e7e507041ba7d02b5941227ae4a432 100644 (file)
--- a/sound/soc/intel/catpt/sysfs.c
+++ b/sound/soc/intel/catpt/sysfs.c
@@ -27,8 +27,8 @@ static ssize_t fw_version_show(struct device *dev,
        if (ret)
                return CATPT_IPC_ERROR(ret);
 
-       return sprintf(buf, "%d.%d.%d.%d\n", version.type, version.major,
-                      version.minor, version.build);
+       return sysfs_emit(buf, "%d.%d.%d.%d\n", version.type, version.major,
+                         version.minor, version.build);
 }
 static DEVICE_ATTR_RO(fw_version);
 
@@ -37,7 +37,7 @@ static ssize_t fw_info_show(struct device *dev,
 {
        struct catpt_dev *cdev = dev_get_drvdata(dev);
 
-       return sprintf(buf, "%s\n", cdev->ipc.config.fw_info);
+       return sysfs_emit(buf, "%s\n", cdev->ipc.config.fw_info);
 }
 static DEVICE_ATTR_RO(fw_info);