percpu: resolve err may not be initialized in pcpu_alloc
authorDennis Zhou <dennisz@fb.com>
Wed, 21 Jun 2017 15:51:09 +0000 (11:51 -0400)
committerTejun Heo <tj@kernel.org>
Wed, 21 Jun 2017 16:00:45 +0000 (12:00 -0400)
commit11df02bf9bc1f6fd8416d22c08275e31f8c4f30d
tree186cdfac873dbecd6ad4a6d6b5d91d959ac51bfc
parent104b4e5139fe384431ac11c3b8a6cf4a529edf4a
percpu: resolve err may not be initialized in pcpu_alloc

From 4a42ecc735cff0015cc73c3d87edede631f4b885 Mon Sep 17 00:00:00 2001
From: Dennis Zhou <dennisz@fb.com>
Date: Wed, 21 Jun 2017 08:07:15 -0700

Add error message to out of space failure for atomic allocations in
percpu allocation path to fix -Wmaybe-uninitialized.

Signed-off-by: Dennis Zhou <dennisz@fb.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Tejun Heo <tj@kernel.org>
mm/percpu.c