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hugetlbfs: remove unneeded return value of hugetlb_vmtruncate()

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The function hugetlb_vmtruncate() is guaranteed to always success since
commit 7aa91e1040 ("hugetlb: allow extending ftruncate on hugetlbfs").
So we should remove the unneeded return value which is always 0.

Link: https://lkml.kernel.org/r/20210208084637.47789-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2021-02-24 12:10:25 -08:00 committed by Linus Torvalds
parent 1935ebd3cf
commit e5d319deda
1 changed files with 2 additions and 5 deletions
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7
fs/hugetlbfs/inode.c
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@ -567,7 +567,7 @@ static void hugetlbfs_evict_inode(struct inode *inode)
clear_inode(inode);
}
static int hugetlb_vmtruncate(struct inode *inode, loff_t offset)
static void hugetlb_vmtruncate(struct inode *inode, loff_t offset)
{
pgoff_t pgoff;
struct address_space *mapping = inode->i_mapping;
@ -582,7 +582,6 @@ static int hugetlb_vmtruncate(struct inode *inode, loff_t offset)
hugetlb_vmdelete_list(&mapping->i_mmap, pgoff, 0);
i_mmap_unlock_write(mapping);
remove_inode_hugepages(inode, offset, LLONG_MAX);
return 0;
}
static long hugetlbfs_punch_hole(struct inode *inode, loff_t offset, loff_t len)
@ -781,9 +780,7 @@ static int hugetlbfs_setattr(struct user_namespace *mnt_userns,
if ((newsize < oldsize && (info->seals & F_SEAL_SHRINK)) ||
(newsize > oldsize && (info->seals & F_SEAL_GROW)))
return -EPERM;
error = hugetlb_vmtruncate(inode, newsize);
if (error)
return error;
hugetlb_vmtruncate(inode, newsize);
}
setattr_copy(&init_user_ns, inode, attr);