2021-04-13 22:27:01

by Muhammad Usama Anjum

[permalink] [raw]
Subject: [PATCH] Bluetooth: btusb: fix memory leak

If btusb_mtk_submit_wmt_recv_urb returns error, wc should be freed and
then error should be returned to prevent memory leak.

Addresses-Coverity: ("Prevent memory leak")
Fixes: 4cbb375e997d ("Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.")
Signed-off-by: Muhammad Usama Anjum <[email protected]>
---
drivers/bluetooth/btusb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 58ae824fb507..2c403188f586 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -3324,7 +3324,7 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev,
/* Submit control IN URB on demand to process the WMT event */
err = btusb_mtk_submit_wmt_recv_urb(hdev);
if (err < 0)
- return err;
+ goto err_free_wc;

/* The vendor specific WMT commands are all answered by a vendor
* specific event and will have the Command Status or Command
--
2.25.1


2021-04-14 06:13:55

by bluez.test.bot

[permalink] [raw]
Subject: RE: Bluetooth: btusb: fix memory leak

This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=466559

---Test result---

##############################
Test: CheckPatch - PASS


##############################
Test: CheckGitLint - FAIL
Bluetooth: btusb: fix memory leak
7: B1 Line exceeds max length (90>80): "Fixes: 4cbb375e997d ("Bluetooth: btusb: Fixed too many in-token issue for Mediatek Chip.")"


##############################
Test: CheckBuildK - PASS


##############################
Test: CheckTestRunner: Setup - PASS


##############################
Test: CheckTestRunner: l2cap-tester - PASS
Total: 40, Passed: 34 (85.0%), Failed: 0, Not Run: 6

##############################
Test: CheckTestRunner: bnep-tester - PASS
Total: 1, Passed: 1 (100.0%), Failed: 0, Not Run: 0

##############################
Test: CheckTestRunner: mgmt-tester - PASS
Total: 416, Passed: 400 (96.2%), Failed: 0, Not Run: 16

##############################
Test: CheckTestRunner: rfcomm-tester - PASS
Total: 9, Passed: 9 (100.0%), Failed: 0, Not Run: 0

##############################
Test: CheckTestRunner: sco-tester - PASS
Total: 8, Passed: 8 (100.0%), Failed: 0, Not Run: 0

##############################
Test: CheckTestRunner: smp-tester - PASS
Total: 8, Passed: 8 (100.0%), Failed: 0, Not Run: 0

##############################
Test: CheckTestRunner: userchan-tester - PASS
Total: 3, Passed: 3 (100.0%), Failed: 0, Not Run: 0



---
Regards,
Linux Bluetooth


Attachments:
l2cap-tester.log (42.33 kB)
bnep-tester.log (3.45 kB)
mgmt-tester.log (533.43 kB)
rfcomm-tester.log (11.38 kB)
sco-tester.log (9.66 kB)
smp-tester.log (11.53 kB)
userchan-tester.log (5.31 kB)
Download all attachments