From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> commit 5f8583a3b7552092582a92e7bbd2153319929ad7 upstream. Cleanup if gb_svc_queue_deferred_request() fails. Link: https://lore.kernel.org/r/20220202072016.GA6748@kili Fixes: ee2f2074fdb2 ("greybus: svc: reconfig APBridgeA-Switch link to handle required load") Cc: stable@xxxxxxxxxxxxxxx # 4.9 [johan: fix commit summary prefix and rename label ] Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220202113347.1288-2-johan@xxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/greybus/svc.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) --- a/drivers/greybus/svc.c +++ b/drivers/greybus/svc.c @@ -866,8 +866,14 @@ static int gb_svc_hello(struct gb_operat gb_svc_debugfs_init(svc); - return gb_svc_queue_deferred_request(op); + ret = gb_svc_queue_deferred_request(op); + if (ret) + goto err_remove_debugfs; + return 0; + +err_remove_debugfs: + gb_svc_debugfs_exit(svc); err_unregister_device: gb_svc_watchdog_destroy(svc); device_del(&svc->dev); Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are queue-5.4/nfsd-prevent-underflow-in-nfssvc_decode_writeargs.patch queue-5.4/greybus-svc-fix-an-error-handling-bug-in-gb_svc_hello.patch queue-5.4/nfsd-prevent-integer-overflow-on-32-bit-systems.patch