6.6-stable review patch. If anyone has any objections, please let me know.
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From: Qasim Ijaz qasdev00@gmail.com
[ Upstream commit 09d546303b370113323bfff456c4e8cff8756005 ]
In thrustmaster_interrupts(), the allocated send_buf is not freed if the usb_check_int_endpoints() check fails, leading to a memory leak.
Fix this by ensuring send_buf is freed before returning in the error path.
Fixes: 50420d7c79c3 ("HID: hid-thrustmaster: Fix warning in thrustmaster_probe by adding endpoint check") Signed-off-by: Qasim Ijaz qasdev00@gmail.com Signed-off-by: Jiri Kosina jkosina@suse.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hid/hid-thrustmaster.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c index 3b81468a1df29..0bf70664c35ee 100644 --- a/drivers/hid/hid-thrustmaster.c +++ b/drivers/hid/hid-thrustmaster.c @@ -174,6 +174,7 @@ static void thrustmaster_interrupts(struct hid_device *hdev) u8 ep_addr[2] = {b_ep, 0};
if (!usb_check_int_endpoints(usbif, ep_addr)) { + kfree(send_buf); hid_err(hdev, "Unexpected non-int endpoint\n"); return; }