From 88dd9e26d6d3e743f9c7e4562b94b2ad3c2994d3 Mon Sep 17 00:00:00 2001 From: Nicholas Bellinger Date: Wed, 2 Nov 2011 03:33:16 -0700 Subject: target: Make TFO->check_stop_free return free status This patch converts target_core_fabric_ops->check_stop_free() usage in transport_cmd_check_stop() and associated fabric module usage to return '1' when the passed se_cmd has been released directly within ->check_stop_free(), or return '0' when the passed se_cmd has not been released. This addresses an issue where transport_cmd_finish_abort() -> transport_cmd_check_stop_to_fabric() was leaking descriptors during LUN_RESET for modules using ->check_stop_free(), but not directly releasing se_cmd in all cases. Cc: stable@kernel.org Signed-off-by: Nicholas Bellinger --- drivers/target/tcm_fc/tcm_fc.h | 2 +- drivers/target/tcm_fc/tfc_cmd.c | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/target/tcm_fc') diff --git a/drivers/target/tcm_fc/tcm_fc.h b/drivers/target/tcm_fc/tcm_fc.h index 3749d8b4b423..e05c55100ec6 100644 --- a/drivers/target/tcm_fc/tcm_fc.h +++ b/drivers/target/tcm_fc/tcm_fc.h @@ -156,7 +156,7 @@ int ft_lport_notify(struct notifier_block *, unsigned long, void *); /* * IO methods. */ -void ft_check_stop_free(struct se_cmd *); +int ft_check_stop_free(struct se_cmd *); void ft_release_cmd(struct se_cmd *); int ft_queue_status(struct se_cmd *); int ft_queue_data_in(struct se_cmd *); diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c index 6195026cc7b0..4fac37c4c615 100644 --- a/drivers/target/tcm_fc/tfc_cmd.c +++ b/drivers/target/tcm_fc/tfc_cmd.c @@ -112,9 +112,10 @@ void ft_release_cmd(struct se_cmd *se_cmd) ft_free_cmd(cmd); } -void ft_check_stop_free(struct se_cmd *se_cmd) +int ft_check_stop_free(struct se_cmd *se_cmd) { transport_generic_free_cmd(se_cmd, 0); + return 1; } /* -- cgit v1.2.3