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thunderbolt: tb: fix use after free in tb_activate_pcie_devices

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Add a ̣̣continue statement in order to avoid using a previously
free'd pointer tunnel in list_add.

Addresses-Coverity-ID: 1415336
Fixes: 9d3cce0b61 ("thunderbolt: Introduce thunderbolt bus and connection manager")
Signed-off-by: Gustavo A. R. Silva <[email protected]>
Acked-by: Mika Westerberg <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Gustavo A. R. Silva 2017-11-04 23:52:54 -05:00 • committed by Greg Kroah-Hartman
commit a2e373438f
1 changed files with 1 additions and 0 deletions
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1
drivers/thunderbolt/tb.c
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@ -224,6 +224,7 @@ static void tb_activate_pcie_devices(struct tb *tb)
tb_port_info(up_port,
"PCIe tunnel activation failed, aborting\n");
tb_pci_free(tunnel);
continue;
}
list_add(&tunnel->list, &tcm->tunnel_list);