[PATCH 6.1 042/114] ice: switch: fix potential memleak in ice_add_adv_recipe()

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From: Zhang Changzhong <zhangchangzhong@xxxxxxxxxx>

[ Upstream commit 4a606ce68426c88ff2563382b33cc34f3485fe57 ]

When ice_add_special_words() fails, the 'rm' is not released, which will
lead to a memory leak. Fix this up by going to 'err_unroll' label.

Compile tested only.

Fixes: 8b032a55c1bd ("ice: low level support for tunnels")
Signed-off-by: Zhang Changzhong <zhangchangzhong@xxxxxxxxxx>
Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@xxxxxxxxx>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@xxxxxxxxx>
Reviewed-by: Leon Romanovsky <leonro@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/net/ethernet/intel/ice/ice_switch.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 9b762f7972ce5..61f844d225123 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -5420,7 +5420,7 @@ ice_add_adv_recipe(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
 	 */
 	status = ice_add_special_words(rinfo, lkup_exts, ice_is_dvm_ena(hw));
 	if (status)
-		goto err_free_lkup_exts;
+		goto err_unroll;
 
 	/* Group match words into recipes using preferred recipe grouping
 	 * criteria.
-- 
2.39.0






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