5.4-stable review patch. If anyone has any objections, please let me know.
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From: Thinh Nguyen Thinh.Nguyen@synopsys.com
commit 3b2a52e88ab0c9469eaadd4d4c8f57d072477820 upstream.
We submitted the command with TARGET_SCF_ACK_KREF, which requires acknowledgment of command completion. If the command fails, make sure to decrement the ref count.
Fixes: cff834c16d23 ("usb-gadget/tcm: Convert to TARGET_SCF_ACK_KREF I/O krefs") Cc: stable@vger.kernel.org Signed-off-by: Thinh Nguyen Thinh.Nguyen@synopsys.com Link: https://lore.kernel.org/r/3c667b4d9c8b0b580346a69ff53616b6a74cfea2.173387654... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/gadget/function/f_tcm.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -971,6 +971,7 @@ static void usbg_data_write_cmpl(struct return;
cleanup: + target_put_sess_cmd(se_cmd); transport_generic_free_cmd(&cmd->se_cmd, 0); }