[PATCH net] ice: Fix freeing uninitialized pointers

Dan Carpenter
2024-03-16T09:44:46Z

Automatically cleaned up pointers need to be initialized before exiting
their scope. In this case, they need to be initialized to NULL before
any return statement.

Fixes: 90f821d72e11 ("ice: avoid unnecessary devm_ usage")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
drivers/net/ethernet/intel/ice/ice_common.c | 4 ++--
drivers/net/ethernet/intel/ice/ice_ethtool.c | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 4d8111aeb0ff..4b27d2bc2912 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -1002,8 +1002,8 @@ static void ice_get_itr_intrl_gran(struct ice_hw *hw)
*/
int ice_init_hw(struct ice_hw *hw)
{
- struct ice_aqc_get_phy_caps_data *pcaps __free(kfree);
- void *mac_buf __free(kfree);
+ struct ice_aqc_get_phy_caps_data *pcaps __free(kfree) = NULL;
+ void *mac_buf __free(kfree) = NULL;
u16 mac_buf_len;
int status;

diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 255a9c8151b4..78b833b3e1d7 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -941,11 +941,11 @@ static u64 ice_loopback_test(struct net_device *netdev)
struct ice_netdev_priv *np = netdev_priv(netdev);
struct ice_vsi *orig_vsi = np->vsi, *test_vsi;
struct ice_pf *pf = orig_vsi->back;
+ u8 *tx_frame __free(kfree) = NULL;
u8 broadcast[ETH_ALEN], ret = 0;
int num_frames, valid_frames;
struct ice_tx_ring *tx_ring;
struct ice_rx_ring *rx_ring;
- u8 *tx_frame __free(kfree);
int i;

netdev_info(netdev, "loopback test\n");
--
2.43.0