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-rw-r--r--fs/udf/inode.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 5df554a9f9c9..ae796e10f68b 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1357,6 +1357,12 @@ reread:
iinfo->i_alloc_type = le16_to_cpu(fe->icbTag.flags) &
ICBTAG_FLAG_AD_MASK;
+ if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_SHORT &&
+ iinfo->i_alloc_type != ICBTAG_FLAG_AD_LONG &&
+ iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB) {
+ ret = -EIO;
+ goto out;
+ }
iinfo->i_unique = 0;
iinfo->i_lenEAttr = 0;
iinfo->i_lenExtents = 0;