From: Zhang Qilong zhangqilong3@huawei.com
[ Upstream commit bc923818b190c8b63c91a47702969c8053574f5b ]
In the fail path of gfs2_check_blk_type, forgetting to call gfs2_glock_dq_uninit will result in rgd_gh reference leak.
Signed-off-by: Zhang Qilong zhangqilong3@huawei.com Signed-off-by: Andreas Gruenbacher agruenba@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/gfs2/rgrp.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c index 3d5aa0c10a4c1..5d9d93ca0db70 100644 --- a/fs/gfs2/rgrp.c +++ b/fs/gfs2/rgrp.c @@ -2574,13 +2574,13 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type)
rbm.rgd = rgd; error = gfs2_rbm_from_block(&rbm, no_addr); - if (WARN_ON_ONCE(error)) - goto fail; - - if (gfs2_testbit(&rbm, false) != type) - error = -ESTALE; + if (!WARN_ON_ONCE(error)) { + if (gfs2_testbit(&rbm, false) != type) + error = -ESTALE; + }
gfs2_glock_dq_uninit(&rgd_gh); + fail: return error; }