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authorZhang Qilong <zhangqilong3@huawei.com>2020-11-08 12:27:41 +0300
committerAndreas Gruenbacher <agruenba@redhat.com>2020-11-12 15:09:07 +0300
commitbc923818b190c8b63c91a47702969c8053574f5b (patch)
treec6bdf9b3317fc1a9cc48dbf53303232896ca1290 /fs
parentf8394f232b1eab649ce2df5c5f15b0e528c92091 (diff)
downloadlinux-bc923818b190c8b63c91a47702969c8053574f5b.tar.xz
gfs2: fix possible reference leak in gfs2_check_blk_type
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>
Diffstat (limited to 'fs')
-rw-r--r--fs/gfs2/rgrp.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 92d799a193b8..f7addc6197ed 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -2529,13 +2529,13 @@ 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;
}