wil6210: Fix potential memory leaks on error paths
Fix missing memory deallocation on error paths in wil_write_file_wmi()
and wil_write_file_txmgmt().
Reported-by: Ahmed Tamrawi <ahmedtamrawi@gmail.com>
Signed-off-by: Lino Sanfilippo <LinoSanfilippo@gmx.de>
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index 54a6ddc..4e6e145 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -573,8 +573,10 @@
if (!frame)
return -ENOMEM;
- if (copy_from_user(frame, buf, len))
+ if (copy_from_user(frame, buf, len)) {
+ kfree(frame);
return -EIO;
+ }
params.buf = frame;
params.len = len;
@@ -614,8 +616,10 @@
return -ENOMEM;
rc = simple_write_to_buffer(wmi, len, ppos, buf, len);
- if (rc < 0)
+ if (rc < 0) {
+ kfree(wmi);
return rc;
+ }
cmd = &wmi[1];
cmdid = le16_to_cpu(wmi->id);