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path: root/drivers/base/firmware_class.c
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Diffstat (limited to 'drivers/base/firmware_class.c')
-rw-r--r--drivers/base/firmware_class.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 06ed6b4e7df5..3719c94be19c 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -226,13 +226,13 @@ static ssize_t firmware_loading_store(struct device *dev,
int loading = simple_strtol(buf, NULL, 10);
int i;
+ mutex_lock(&fw_lock);
+
+ if (!fw_priv->fw)
+ goto out;
+
switch (loading) {
case 1:
- mutex_lock(&fw_lock);
- if (!fw_priv->fw) {
- mutex_unlock(&fw_lock);
- break;
- }
firmware_free_data(fw_priv->fw);
memset(fw_priv->fw, 0, sizeof(struct firmware));
/* If the pages are not owned by 'struct firmware' */
@@ -243,7 +243,6 @@ static ssize_t firmware_loading_store(struct device *dev,
fw_priv->page_array_size = 0;
fw_priv->nr_pages = 0;
set_bit(FW_STATUS_LOADING, &fw_priv->status);
- mutex_unlock(&fw_lock);
break;
case 0:
if (test_bit(FW_STATUS_LOADING, &fw_priv->status)) {
@@ -274,7 +273,8 @@ static ssize_t firmware_loading_store(struct device *dev,
fw_load_abort(fw_priv);
break;
}
-
+out:
+ mutex_unlock(&fw_lock);
return count;
}