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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:21:42 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:21:42 +0000
commit9d537f04b26ad3ac10399b4885f6dcd9112f7973 (patch)
tree734b519d1bca2065d28c33bce394def4d50c4da5 /fs/ext4/extents.c
parentReleasing progress-linux version 4.19.289-2progress5u1. (diff)
downloadlinux-9d537f04b26ad3ac10399b4885f6dcd9112f7973.tar.xz
linux-9d537f04b26ad3ac10399b4885f6dcd9112f7973.zip
Merging upstream version 4.19.304.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/ext4/extents.c')
-rw-r--r--fs/ext4/extents.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 6c492fca6..d931252b7 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -997,6 +997,11 @@ static int ext4_ext_insert_index(handle_t *handle, struct inode *inode,
ix = curp->p_idx;
}
+ if (unlikely(ix > EXT_MAX_INDEX(curp->p_hdr))) {
+ EXT4_ERROR_INODE(inode, "ix > EXT_MAX_INDEX!");
+ return -EFSCORRUPTED;
+ }
+
len = EXT_LAST_INDEX(curp->p_hdr) - ix + 1;
BUG_ON(len < 0);
if (len > 0) {
@@ -1006,11 +1011,6 @@ static int ext4_ext_insert_index(handle_t *handle, struct inode *inode,
memmove(ix + 1, ix, len * sizeof(struct ext4_extent_idx));
}
- if (unlikely(ix > EXT_MAX_INDEX(curp->p_hdr))) {
- EXT4_ERROR_INODE(inode, "ix > EXT_MAX_INDEX!");
- return -EFSCORRUPTED;
- }
-
ix->ei_block = cpu_to_le32(logical);
ext4_idx_store_pblock(ix, ptr);
le16_add_cpu(&curp->p_hdr->eh_entries, 1);