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idpf: nullify pointers after they are freed

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rss_data->rss_key needs to be nullified after it is freed.
Checks like "if (!rss_data->rss_key)" in the code could fail
if it is not nullified.

Tested: built and booted the kernel.

Fixes: 83f38f210b ("idpf: Fix RSS LUT NULL pointer crash on early ethtool operations")
Signed-off-by: Li Li <boolli@google.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Tested-by: Samuel Salin <Samuel.salin@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Li Li 2026-01-23 06:58:06 +00:00 • committed by Tony Nguyen
parent e403bf4013
commit bc3b319773
1 changed files with 1 additions and 0 deletions
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1
drivers/net/ethernet/intel/idpf/idpf_lib.c
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@ -1320,6 +1320,7 @@ static struct idpf_vport *idpf_vport_alloc(struct idpf_adapter *adapter,
free_rss_key:
kfree(rss_data->rss_key);
rss_data->rss_key = NULL;
free_qreg_chunks:
idpf_vport_deinit_queue_reg_chunks(adapter->vport_config[idx]);
free_vector_idxs: