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authorTejun Heo <tj@kernel.org>2022-08-28 17:54:15 -1000
committerTejun Heo <tj@kernel.org>2022-08-28 17:54:15 -1000
commitc0f2df49cf2471289d5aabf16f50ac26eb268f7d (patch)
tree142d8ac5bf610ebf8381d0d0f81f65dd9bede4dc /mm/memcontrol.c
parent075b593f54f0f3883532cb750081cae6917bc8fe (diff)
downloadlinux-c0f2df49cf2471289d5aabf16f50ac26eb268f7d.tar.bz2
cgroup: Fix build failure when CONFIG_SHRINKER_DEBUG
fa7e439cf90b ("cgroup: Homogenize cgroup_get_from_id() return value") broken build when CONFIG_SHRINKER_DEBUG by trying to return an errno from mem_cgroup_get_from_ino() which returns struct mem_cgroup *. Fix by using ERR_CAST() instead. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Michal Koutný <mkoutny@suse.com>f Fixes: fa7e439cf90b ("cgroup: Homogenize cgroup_get_from_id() return value")
Diffstat (limited to 'mm/memcontrol.c')
-rw-r--r--mm/memcontrol.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 86f5ca8c6fa6..e9fc364d5e96 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5111,7 +5111,7 @@ struct mem_cgroup *mem_cgroup_get_from_ino(unsigned long ino)
cgrp = cgroup_get_from_id(ino);
if (IS_ERR(cgrp))
- return PTR_ERR(cgrp);
+ return ERR_CAST(cgrp);
css = cgroup_get_e_css(cgrp, &memory_cgrp_subsys);
if (css)