Fix "fs: convert core functions to zero_user_page"

The bug was introduced by 01f2705daf5a36208e69d7cf95db9c330f843af6.
It misses to convert the first argument, it should be "new_page".

This became a cause of fatfs corruption.

Cc: Nate Diller <[email protected]>
Signed-off-by: OGAWA Hirofumi <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/fs/buffer.c b/fs/buffer.c
index 49590d590d7dbeaa857a89221f26c274956af6fd..aa68206bd517929ccd1a7f338889ba0575ab4c30 100644 (file)
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2101,7 +2101,7 @@ int cont_prepare_write(struct page *page, unsigned offset,
                                                PAGE_CACHE_SIZE, get_block);
                if (status)
                        goto out_unmap;
-               zero_user_page(page, zerofrom, PAGE_CACHE_SIZE - zerofrom,
+               zero_user_page(new_page, zerofrom, PAGE_CACHE_SIZE - zerofrom,
                                KM_USER0);
                generic_commit_write(NULL, new_page, zerofrom, PAGE_CACHE_SIZE);
                unlock_page(new_page);