openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ocelot: Don't sleep in atomic context (irqs_disabled()) 

Preemption disabled at:
 [<ffff000008cabd54>] dev_set_rx_mode+0x1c/0x38
 Call trace:
 [<ffff00000808a5c0>] dump_backtrace+0x0/0x3d0
 [<ffff00000808a9a4>] show_stack+0x14/0x20
 [<ffff000008e6c0c0>] dump_stack+0xac/0xe4
 [<ffff0000080fe76c>] ___might_sleep+0x164/0x238
 [<ffff0000080fe890>] __might_sleep+0x50/0x88
 [<ffff0000082261e4>] kmem_cache_alloc+0x17c/0x1d0
 [<ffff000000ea0ae8>] ocelot_set_rx_mode+0x108/0x188 [mscc_ocelot_common]
 [<ffff000008cabcf0>] __dev_set_rx_mode+0x58/0xa0
 [<ffff000008cabd5c>] dev_set_rx_mode+0x24/0x38

Fixes: a556c76adc ("net: mscc: Add initial Ocelot switch support")

Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Claudiu Manoil 2019-04-16 17:51:58 +03:00 committed by David S. Miller
parent 600bea7dba
commit a8fd48b50d
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/mscc/ocelot.c
View File

@ -613,7 +613,7 @@ static int ocelot_mact_mc_add(struct ocelot_port *port,
struct netdev_hw_addr *hw_addr)
{
struct ocelot *ocelot = port->ocelot;
struct netdev_hw_addr *ha = kzalloc(sizeof(*ha), GFP_KERNEL);
struct netdev_hw_addr *ha = kzalloc(sizeof(*ha), GFP_ATOMIC);
if (!ha)
return -ENOMEM;