提交 3fc72370 编写于 作者: R Rasesh Mody 提交者: David S. Miller

bna: PCI Probe Conf Lock Fix

If register_netdev() fails now, then we call mutex_unlock(&bnad->conf_mutex);
on the error path, but it's already unlocked. So we acquire the lock in error
path which will be later unlocked after the cleanup.
Reported-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NRasesh Mody <rmody@brocade.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 b7a17c0d
......@@ -3359,6 +3359,7 @@ bnad_pci_probe(struct pci_dev *pdev,
return 0;
probe_uninit:
mutex_lock(&bnad->conf_mutex);
bnad_res_free(bnad, &bnad->mod_res_info[0], BNA_MOD_RES_T_MAX);
disable_ioceth:
bnad_ioceth_disable(bnad);
......
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