net/sysctl: use cpumask_parse in flow_limit_cpu_sysctl
authorChristoph Hellwig <hch@lst.de>
Wed, 3 Jun 2020 05:52:34 +0000 (07:52 +0200)
committerAl Viro <viro@zeniv.linux.org.uk>
Mon, 8 Jun 2020 14:13:56 +0000 (10:13 -0400)
commit56965ac7253ece22050cf31ea5d1558e4c49cff2
treea598ea62e72c73c034dd1e1233995ee60b49a676
parent32927393dc1ccd60fb2bdc05b9e8e88753761469
net/sysctl: use cpumask_parse in flow_limit_cpu_sysctl

cpumask_parse_user works on __user pointers, so this is wrong now.

Fixes: 32927393dc1c ("sysctl: pass kernel pointers to ->proc_handler")
Reported-by: build test robot <lkp@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
net/core/sysctl_net_core.c