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authorAndreas Gruenbacher <agruenba@redhat.com>2020-07-27 20:18:57 +0300
committerAndreas Gruenbacher <agruenba@redhat.com>2020-08-03 14:45:37 +0300
commitc07bfb4d8fa1ee11c6d18b093d0bb6c8832d3626 (patch)
tree2a15ed75ca0f4b009a65f9572ee053db321b8344 /fs/gfs2
parent4c5c3010408d872359134cfa209619778d8f15e6 (diff)
downloadlinux-c07bfb4d8fa1ee11c6d18b093d0bb6c8832d3626.tar.xz
gfs2: Fix refcount leak in gfs2_glock_poke
In gfs2_glock_poke, make sure gfs2_holder_uninit is called on the local glock holder. Without that, we're leaking a glock and a pid reference. Fixes: 9e8990dea926 ("gfs2: Smarter iopen glock waiting") Cc: stable@vger.kernel.org # v5.8+ Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/glock.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 57134d326cfa..f13b136654ca 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -790,9 +790,11 @@ static void gfs2_glock_poke(struct gfs2_glock *gl)
struct gfs2_holder gh;
int error;
- error = gfs2_glock_nq_init(gl, LM_ST_SHARED, flags, &gh);
+ gfs2_holder_init(gl, LM_ST_SHARED, flags, &gh);
+ error = gfs2_glock_nq(&gh);
if (!error)
gfs2_glock_dq(&gh);
+ gfs2_holder_uninit(&gh);
}
static bool gfs2_try_evict(struct gfs2_glock *gl)