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-rw-r--r--fs/ext4/verity.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/ext4/verity.c b/fs/ext4/verity.c
index 6a30e54c1128..9879ea046e5a 100644
--- a/fs/ext4/verity.c
+++ b/fs/ext4/verity.c
@@ -79,8 +79,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
size_t n = min_t(size_t, count,
PAGE_SIZE - offset_in_page(pos));
struct page *page;
- void *fsdata;
- void *addr;
+ void *fsdata = NULL;
int res;
res = pagecache_write_begin(NULL, inode->i_mapping, pos, n, 0,
@@ -88,9 +87,7 @@ static int pagecache_write(struct inode *inode, const void *buf, size_t count,
if (res)
return res;
- addr = kmap_atomic(page);
- memcpy(addr + offset_in_page(pos), buf, n);
- kunmap_atomic(addr);
+ memcpy_to_page(page, offset_in_page(pos), buf, n);
res = pagecache_write_end(NULL, inode->i_mapping, pos, n, n,
page, fsdata);