From e0d735c1cc2749598f2d29f60f9a16658fd96ae9 Mon Sep 17 00:00:00 2001 From: Chao Yu Date: Wed, 21 Sep 2016 12:09:40 -0500 Subject: gfs2: fix to detect failure of register_shrinker register_shrinker can fail after commit 1d3d4437eae1 ("vmscan: per-node deferred work"), we should detect the failure of it, otherwise we may fail to register shrinker after gfs2 module was been inited successfully. Signed-off-by: Chao Yu Signed-off-by: Bob Peterson --- fs/gfs2/main.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'fs/gfs2/main.c') diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c index 74fd0139e6c2..67d1fc4668f7 100644 --- a/fs/gfs2/main.c +++ b/fs/gfs2/main.c @@ -145,7 +145,9 @@ static int __init init_gfs2_fs(void) if (!gfs2_qadata_cachep) goto fail; - register_shrinker(&gfs2_qd_shrinker); + error = register_shrinker(&gfs2_qd_shrinker); + if (error) + goto fail; error = register_filesystem(&gfs2_fs_type); if (error) -- cgit v1.2.3