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fs/afs: use struct_size() in kzalloc()

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As Gustavo said in other patches doing the same replace, we can now
use the new struct_size() helper to avoid leaving these open-coded and
prone to type mistake.

Signed-off-by: Zhengyuan Liu <liuzhengyuan@kylinos.cn>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
Zhengyuan Liu
2019-06-20 18:12:17 +01:00
committed by David Howells
parent 4521819369
commit ee102584ef
3 changed files with 4 additions and 8 deletions
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6
fs/afs/file.c
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@@ -314,8 +314,7 @@ int afs_page_filler(void *data, struct page *page)
/* fall through */
default:
go_on:
req = kzalloc(sizeof(struct afs_read) + sizeof(struct page *),
GFP_KERNEL);
req = kzalloc(struct_size(req, array, 1), GFP_KERNEL);
if (!req)
goto enomem;
@@ -465,8 +464,7 @@ static int afs_readpages_one(struct file *file, struct address_space *mapping,
n++;
}
req = kzalloc(sizeof(struct afs_read) + sizeof(struct page *) * n,
GFP_NOFS);
req = kzalloc(struct_size(req, array, n), GFP_NOFS);
if (!req)
return -ENOMEM;