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path: root/drivers/net/wireless/iwlwifi/dvm/debugfs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/dvm/debugfs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/debugfs.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/debugfs.c b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
index 7b8178be119..cb6dd5813fb 100644
--- a/drivers/net/wireless/iwlwifi/dvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/dvm/debugfs.c
@@ -2237,15 +2237,15 @@ static ssize_t iwl_dbgfs_log_event_read(struct file *file,
size_t count, loff_t *ppos)
{
struct iwl_priv *priv = file->private_data;
- char *buf;
- int pos = 0;
- ssize_t ret = -ENOMEM;
+ char *buf = NULL;
+ ssize_t ret;
- ret = pos = iwl_dump_nic_event_log(priv, true, &buf, true);
- if (buf) {
- ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
- kfree(buf);
- }
+ ret = iwl_dump_nic_event_log(priv, true, &buf, true);
+ if (ret < 0)
+ goto err;
+ ret = simple_read_from_buffer(user_buf, count, ppos, buf, ret);
+err:
+ kfree(buf);
return ret;
}