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(parent: fdd098e) | patch
caif-hsi: fix possible deadlock in cfhsi_exit_module()
authorTaehee Yoo <ap420073@gmail.com>
Mon, 15 Jul 2019 05:10:17 +0000 (14:10 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 4 Aug 2019 07:33:33 +0000 (09:33 +0200)
commit02d0dd8e7b104ea5b05a1aa0329da25723fc9d8d
treedd21adf1a1a0791e708137d15b44aafccfcee9d6tree | snapshot
parentfdd098e78482b81f2dc2adde41e8917405d4ac42commit | diff
caif-hsi: fix possible deadlock in cfhsi_exit_module()

[ Upstream commit fdd258d49e88a9e0b49ef04a506a796f1c768a8e ]

cfhsi_exit_module() calls unregister_netdev() under rtnl_lock().
but unregister_netdev() internally calls rtnl_lock().
So deadlock would occur.

Fixes: c41254006377 ("caif-hsi: Add rtnl support")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/caif/caif_hsi.c diff | blob | history
Domain: System / Kernel;