stmmac: fix suspend/resume locking
authorGiuseppe CAVALLARO <peppe.cavallaro@st.com>
Sun, 13 May 2012 22:18:43 +0000 (22:18 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 14 May 2012 22:53:20 +0000 (18:53 -0400)
commitf8c5a875c9124cb6439f0c97ada3570faa0d6860
tree488febc070188c6f37c1686405879d13f394005d
parentb9cde0a8be876c680cc549daa6246256864473fb
stmmac: fix suspend/resume locking

Upon resume from standby, there is a possible interrupt
unsafe locking scenario raised when configure the Kernel
with CONFIG_PROVE_LOCKING. So this patch fixes that in
PM driver stuff by calling lock/unlock_irqsave/restore.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c