From: Jon Hunter <jonathanh@xxxxxxxxxx> Date: Wed, 26 Jun 2019 11:23:21 +0100 > When stmmac_eee_init() is called to disable EEE support, then the timer > for EEE support is stopped and we return from the function. Prior to > stopping the timer, a mutex was acquired but in this case it is never > released and so could cause a deadlock. Fix this by releasing the mutex > prior to returning from stmmax_eee_init() when stopping the EEE timer. > > Fixes: 74371272f97f ("net: stmmac: Convert to phylink and remove phylib logic") > Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx> When targetting net-next for a set of changes, make this explicit and clear by saying "[PATCH net-next ...] ..." in your Subject lines in the future. Applied.