[PATCH v2 13/25] usb: gadget: f_tcm: Don't free command immediately

From: Thinh Nguyen
Date: Mon Jul 18 2022 - 22:11:47 EST


Don't prematurely free the command. Wait for the status completion of
the sense status. It can be freed then. Otherwise we will double-free
the command.

Fixes: cff834c16d23 ("usb-gadget/tcm: Convert to TARGET_SCF_ACK_KREF I/O krefs")
Signed-off-by: Thinh Nguyen <Thinh.Nguyen@xxxxxxxxxxxx>
---
Changes in v2:
- None

drivers/usb/gadget/function/f_tcm.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index 53b178ad4f90..cace5746c0f9 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -1045,7 +1045,6 @@ static void usbg_cmd_work(struct work_struct *work)
out:
transport_send_check_condition_and_sense(se_cmd,
TCM_UNSUPPORTED_SCSI_OPCODE, 1);
- transport_generic_free_cmd(&cmd->se_cmd, 0);
}

static struct usbg_cmd *usbg_get_cmd(struct f_uas *fu,
--
2.28.0