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-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 7435b5a..b640068 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -448,8 +448,10 @@ static ssize_t wil_write_file_rxon(struct file *file, const char __user *buf,
char *kbuf = kmalloc(len + 1, GFP_KERNEL);
if (!kbuf)
return -ENOMEM;
- if (copy_from_user(kbuf, buf, len))
+ if (copy_from_user(kbuf, buf, len)) {
+ kfree(kbuf);
return -EIO;
+ }
kbuf[len] = '\0';
rc = kstrtol(kbuf, 0, &channel);
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