3 files changed, 13 insertions, 5 deletions
diff --git a/drivers/base/firmware_loader/Kconfig b/drivers/base/firmware_loader/Kconfig
index 752b9a9bea03..15eff8a4b505 100644
--- a/drivers/base/firmware_loader/Kconfig
+++ b/drivers/base/firmware_loader/Kconfig
@@ -38,7 +38,7 @@ config FW_LOADER_DEBUG
 config RUST_FW_LOADER_ABSTRACTIONS
 	bool "Rust Firmware Loader abstractions"
 	depends on RUST
-	depends on FW_LOADER=y
+	select FW_LOADER
 	help
 	  This enables the Rust abstractions for the firmware loader API.
 
diff --git a/drivers/base/firmware_loader/sysfs.c b/drivers/base/firmware_loader/sysfs.c
index add0b9b75edd..92e91050f96a 100644
--- a/drivers/base/firmware_loader/sysfs.c
+++ b/drivers/base/firmware_loader/sysfs.c
@@ -47,7 +47,10 @@ static ssize_t timeout_show(const struct class *class, const struct class_attrib
 static ssize_t timeout_store(const struct class *class, const struct class_attribute *attr,
 			     const char *buf, size_t count)
 {
-	int tmp_loading_timeout = simple_strtol(buf, NULL, 10);
+	int tmp_loading_timeout;
+
+	if (kstrtoint(buf, 10, &tmp_loading_timeout))
+		return -EINVAL;
 
 	if (tmp_loading_timeout < 0)
 		tmp_loading_timeout = 0;
@@ -157,7 +160,10 @@ static ssize_t firmware_loading_store(struct device *dev,
 	struct fw_sysfs *fw_sysfs = to_fw_sysfs(dev);
 	struct fw_priv *fw_priv;
 	ssize_t written = count;
-	int loading = simple_strtol(buf, NULL, 10);
+	int loading;
+
+	if (kstrtoint(buf, 10, &loading))
+		return -EINVAL;
 
 	mutex_lock(&fw_lock);
 	fw_priv = fw_sysfs->fw_priv;
diff --git a/drivers/base/firmware_loader/sysfs_upload.c b/drivers/base/firmware_loader/sysfs_upload.c
index 829270067d16..c3797b93c5f5 100644
--- a/drivers/base/firmware_loader/sysfs_upload.c
+++ b/drivers/base/firmware_loader/sysfs_upload.c
@@ -100,8 +100,10 @@ static ssize_t cancel_store(struct device *dev, struct device_attribute *attr,
 		return -EINVAL;
 
 	mutex_lock(&fwlp->lock);
-	if (fwlp->progress == FW_UPLOAD_PROG_IDLE)
-		ret = -ENODEV;
+	if (fwlp->progress == FW_UPLOAD_PROG_IDLE) {
+		mutex_unlock(&fwlp->lock);
+		return -ENODEV;
+	}
 
 	fwlp->ops->cancel(fwlp->fw_upload);
 	mutex_unlock(&fwlp->lock);