[PATCH 4.9 042/102] net: xfrm: use preempt-safe this_cpu_read() in ipcomp_alloc_tfms()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Greg Hackmann commit 0dcd7876029b58770f769cbb7b484e88e4a305e5 upstream. f7c83bcbfaf5 ("net: xfrm: use __this_cpu_read per-cpu helper") added a __this_cpu_read() call

[PATCH 4.9 042/102] net: xfrm: use preempt-safe this_cpu_read() in ipcomp_alloc_tfms()

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Greg Hackmann commit 0dcd7876029b58770f769cbb7b484e88e4a305e5 upstream. f7c83bcbfaf5 ("net: xfrm: use __this_cpu_read per-cpu helper") added a __this_cpu_read() call inside