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-rw-r--r--fs/buffer.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index b3e5be7514f..aed297739eb 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2397,7 +2397,8 @@ block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
if ((page->mapping != inode->i_mapping) ||
(page_offset(page) > size)) {
/* page got truncated out from underneath us */
- goto out_unlock;
+ unlock_page(page);
+ goto out;
}
/* page is wholly or partially inside EOF */
@@ -2411,14 +2412,15 @@ block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
ret = block_commit_write(page, 0, end);
if (unlikely(ret)) {
+ unlock_page(page);
if (ret == -ENOMEM)
ret = VM_FAULT_OOM;
else /* -ENOSPC, -EIO, etc */
ret = VM_FAULT_SIGBUS;
- }
+ } else
+ ret = VM_FAULT_LOCKED;
-out_unlock:
- unlock_page(page);
+out:
return ret;
}