[dpdk-dev] [PATCH 2/6] net/ice/base: fix resource leak

Qi Zhang qi.z.zhang at intel.com
Tue Jul 23 05:48:25 CEST 2019


We don't free s_rule if ice_aq_sw_rules() returns a non-zero status. If
it returned a zero status, s_rule would be freed right after, so this
implies it should be freed within the scope of the function regardless.

Fixes: c7dd15931183 ("net/ice/base: add virtual switch code")
Cc: stable at dpdk.org

Signed-off-by: Jeb Cramer <jeb.j.cramer at intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr at intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang at intel.com>
---
 drivers/net/ice/base/ice_switch.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c
index 0b5b1f41d..b249a3036 100644
--- a/drivers/net/ice/base/ice_switch.c
+++ b/drivers/net/ice/base/ice_switch.c
@@ -2787,12 +2787,13 @@ ice_remove_rule_internal(struct ice_hw *hw, u8 recp_id,
 		status = ice_aq_sw_rules(hw, s_rule,
 					 ICE_SW_RULE_RX_TX_NO_HDR_SIZE, 1,
 					 ice_aqc_opc_remove_sw_rules, NULL);
-		if (status)
-			goto exit;
 
 		/* Remove a book keeping from the list */
 		ice_free(hw, s_rule);
 
+		if (status)
+			goto exit;
+
 		LIST_DEL(&list_elem->list_entry);
 		ice_free(hw, list_elem);
 	}
-- 
2.13.6



More information about the dev mailing list