Messages in this thread Patch in this message | | | From | isaku.yamahata@intel ... | Subject | [PATCH 3/8] KVM: gmem: Fix kvm_gmem_issue_arch_invalidate() | Date | Tue, 15 Aug 2023 10:18:50 -0700 |
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From: Isaku Yamahata <isaku.yamahata@intel.com>
__filemap_get_folio() can return error. Use IS_ERR_OR_NULL.
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com> --- virt/kvm/guest_mem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/virt/kvm/guest_mem.c b/virt/kvm/guest_mem.c index c81d2bb9ae93..ed03f1d12172 100644 --- a/virt/kvm/guest_mem.c +++ b/virt/kvm/guest_mem.c @@ -53,7 +53,7 @@ static struct folio *kvm_gmem_get_folio(struct inode *inode, pgoff_t index) struct folio *folio; folio = kvm_gmem_get_huge_folio(inode, index); - if (!folio) { + if (IS_ERR_OR_NULL(folio)) { folio = filemap_grab_folio(inode->i_mapping, index); if (!folio) return NULL; -- 2.25.1
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