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-rw-r--r--ext2fs/pager.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext2fs/pager.c b/ext2fs/pager.c
index 2c6b6eab..bab2e791 100644
--- a/ext2fs/pager.c
+++ b/ext2fs/pager.c
@@ -477,6 +477,7 @@ pager_unlock_page (struct user_pager_info *pager, vm_offset_t page)
error_t
diskfs_grow (struct node *node, off_t size, struct protid *cred)
{
+ diskfs_check_readonly ();
assert (!diskfs_readonly);
if (size > node->allocsize)