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authorSouptick Joarder <jrdr.linux@gmail.com>2018-04-15 01:48:59 +0530
committerRichard Weinberger <richard@nod.at>2018-06-07 15:53:13 +0200
commit31c49eac780b3bcd1e34d71c2f5c79527b26e86c (patch)
tree3f8c043463543a95b22fd10d1706faccd8c4eb66 /fs/ubifs
parent29dcea88779c856c7dc92040a0c01233263101d4 (diff)
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fs: ubifs: Adding new return type vm_fault_t
Use new return type vm_fault_t for page_mkwrite handler. Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com> Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/file.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 1acb2ff505e6..28b80713a163 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1513,7 +1513,7 @@ static int ubifs_releasepage(struct page *page, gfp_t unused_gfp_flags)
* mmap()d file has taken write protection fault and is being made writable.
* UBIFS must ensure page is budgeted for.
*/
-static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
+static vm_fault_t ubifs_vm_page_mkwrite(struct vm_fault *vmf)
{
struct page *page = vmf->page;
struct inode *inode = file_inode(vmf->vma->vm_file);
@@ -1567,8 +1567,7 @@ static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
if (unlikely(page->mapping != inode->i_mapping ||
page_offset(page) > i_size_read(inode))) {
/* Page got truncated out from underneath us */
- err = -EINVAL;
- goto out_unlock;
+ goto sigbus;
}
if (PagePrivate(page))
@@ -1597,12 +1596,10 @@ static int ubifs_vm_page_mkwrite(struct vm_fault *vmf)
wait_for_stable_page(page);
return VM_FAULT_LOCKED;
-out_unlock:
+sigbus:
unlock_page(page);
ubifs_release_budget(c, &req);
- if (err)
- err = VM_FAULT_SIGBUS;
- return err;
+ return VM_FAULT_SIGBUS;
}
static const struct vm_operations_struct ubifs_file_vm_ops = {