[PATCH] powerpc/numa: check error return from proc_create
DORMANTno replies
From: Nishanth Aravamudan <hidden>
Date: 2014-10-09 23:41:56
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
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 <redacted>
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index d7737a542fd7..e28c21ba862d 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c@@ -1808,7 +1808,8 @@ 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; }