Allocated resources were not freed in the event of a failure in
i40e_init_lan_hmc function. This patch gracefully handles the fail
case after initializing the lan hmc.
Cc: stable@dpdk.org
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
drivers/net/i40e/base/i40e_lan_hmc.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
@@ -114,7 +114,7 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
DEBUGOUT3("i40e_init_lan_hmc: Tx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
txq_num, obj->max_cnt, ret_code);
- goto init_lan_hmc_out;
+ goto free_hmc_out;
}
/* aggregate values into the full LAN object for later */
@@ -137,7 +137,7 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
DEBUGOUT3("i40e_init_lan_hmc: Rx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
rxq_num, obj->max_cnt, ret_code);
- goto init_lan_hmc_out;
+ goto free_hmc_out;
}
/* aggregate values into the full LAN object for later */
@@ -160,7 +160,7 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
DEBUGOUT3("i40e_init_lan_hmc: FCoE context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
fcoe_cntx_num, obj->max_cnt, ret_code);
- goto init_lan_hmc_out;
+ goto free_hmc_out;
}
/* aggregate values into the full LAN object for later */
@@ -183,7 +183,7 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
DEBUGOUT3("i40e_init_lan_hmc: FCoE filter: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
fcoe_filt_num, obj->max_cnt, ret_code);
- goto init_lan_hmc_out;
+ goto free_hmc_out;
}
/* aggregate values into the full LAN object for later */
@@ -204,7 +204,7 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
(sizeof(struct i40e_hmc_sd_entry) *
hw->hmc.sd_table.sd_cnt));
if (ret_code)
- goto init_lan_hmc_out;
+ goto free_hmc_out;
hw->hmc.sd_table.sd_entry =
(struct i40e_hmc_sd_entry *)hw->hmc.sd_table.addr.va;
}
@@ -213,6 +213,11 @@ enum i40e_status_code i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
init_lan_hmc_out:
return ret_code;
+free_hmc_out:
+ if (hw->hmc.hmc_obj_virt_mem.va)
+ i40e_free_virt_mem(hw, &hw->hmc.hmc_obj_virt_mem);
+
+ return ret_code;
}
/**