Commit 429baa6f authored by Bert Kenward's avatar Bert Kenward Committed by David S. Miller

sfc: check async completer is !NULL before calling

Add a NULL check before calling asynchronous MCDI completion functions
during device removal.

Fixes: 7014d7f6 ("sfc: allow asynchronous MCDI without completion function")
Signed-off-by: default avatarBert Kenward <bkenward@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 88e4f759
......@@ -1156,6 +1156,7 @@ void efx_mcdi_flush_async(struct efx_nic *efx)
* acquired locks in the wrong order.
*/
list_for_each_entry_safe(async, next, &mcdi->async_list, list) {
if (async->complete)
async->complete(efx, async->cookie, -ENETDOWN, NULL, 0);
list_del(&async->list);
kfree(async);
......
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