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-rw-r--r--fs/xfs/xfs_inode.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 6f318ee..b71a907 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -3108,6 +3108,8 @@ xfs_iext_get_ext(
xfs_extnum_t idx) /* index of target extent */
{
ASSERT(idx >= 0);
+ ASSERT(idx < ifp->if_bytes / sizeof(xfs_bmbt_rec_t));
+
if ((ifp->if_flags & XFS_IFEXTIREC) && (idx == 0)) {
return ifp->if_u1.if_ext_irec->er_extbuf;
} else if (ifp->if_flags & XFS_IFEXTIREC) {
@@ -3881,8 +3883,10 @@ xfs_iext_idx_to_irec(
xfs_extnum_t page_idx = *idxp; /* extent index in target list */
ASSERT(ifp->if_flags & XFS_IFEXTIREC);
- ASSERT(page_idx >= 0 && page_idx <=
- ifp->if_bytes / (uint)sizeof(xfs_bmbt_rec_t));
+ ASSERT(page_idx >= 0);
+ ASSERT(page_idx <= ifp->if_bytes / sizeof(xfs_bmbt_rec_t));
+ ASSERT(page_idx < ifp->if_bytes / sizeof(xfs_bmbt_rec_t) || realloc);
+
nlists = ifp->if_real_bytes / XFS_IEXT_BUFSZ;
erp_idx = 0;
low = 0;