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authorMark Brown <broonie@kernel.org>2021-10-18 13:50:42 +0100
committerMark Brown <broonie@kernel.org>2021-10-18 13:50:42 +0100
commitb8f3b564937c1f3529bc4897cc41c5d95d2cdbe9 (patch)
treeb71ed4906bbe2ca96d68dbf1d6d6f0fe2676f1de /fs/erofs/zmap.c
parent4e52cb9e2c22c9d860910794c82461064baadd9f (diff)
parent519d81956ee277b4419c723adfb154603c2565ba (diff)
Merge tag 'v5.15-rc6' into asoc-5.16
Linux 5.15-rc6
Diffstat (limited to 'fs/erofs/zmap.c')
-rw-r--r--fs/erofs/zmap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c
index 9fb98d85a3ce..7a6df35fdc91 100644
--- a/fs/erofs/zmap.c
+++ b/fs/erofs/zmap.c
@@ -369,7 +369,8 @@ static int compacted_load_cluster_from_disk(struct z_erofs_maprecorder *m,
if (compacted_4b_initial == 32 / 4)
compacted_4b_initial = 0;
- if (vi->z_advise & Z_EROFS_ADVISE_COMPACTED_2B)
+ if ((vi->z_advise & Z_EROFS_ADVISE_COMPACTED_2B) &&
+ compacted_4b_initial < totalidx)
compacted_2b = rounddown(totalidx - compacted_4b_initial, 16);
else
compacted_2b = 0;