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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /fs/iomap/ioend.c
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/iomap/ioend.c')
-rw-r--r--fs/iomap/ioend.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/iomap/ioend.c b/fs/iomap/ioend.c
index acf3cf98b23a..2d5611f6cc57 100644
--- a/fs/iomap/ioend.c
+++ b/fs/iomap/ioend.c
@@ -297,8 +297,12 @@ new_ioend:
* appending writes.
*/
ioend->io_size += map_len;
- if (ioend->io_offset + ioend->io_size > end_pos)
- ioend->io_size = end_pos - ioend->io_offset;
+ if (ioend->io_offset + ioend->io_size > end_pos) {
+ if (ioend->io_offset >= end_pos)
+ ioend->io_size = 0;
+ else
+ ioend->io_size = end_pos - ioend->io_offset;
+ }
wbc_account_cgroup_owner(wpc->wbc, folio, map_len);
return map_len;