From: Nishanth Aravamudan <nacc@linux.vnet.ibm.com> Date: Thu, 9 Oct 2014 23:41:28 +0000 (-0700) Subject: powerpc/numa: check error return from proc_create X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2d15b9b479512f05680541acffd9acbbc831a47c;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git powerpc/numa: check error return from proc_create proc_create can fail, we should check the return value and pass up the failure. Suggested-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Nishanth Aravamudan <nacc@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> --- diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 649666d5d1c2..51d707d85b2d 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1801,7 +1801,8 @@ static const struct file_operations topology_ops = { static int topology_update_init(void) { start_topology_update(); - proc_create("powerpc/topology_updates", 0644, NULL, &topology_ops); + if (!proc_create("powerpc/topology_updates", 0644, NULL, &topology_ops)) + return -ENOMEM; return 0; }