From: Mateusz Polrola <mateuszx.potrola@xxxxxxxxx>
Checking whether buffer has more than two pages should be done
by evaluating nents > 1 instead of i > 1 to properly cover the
case when nents == 2.
Signed-off-by: Dongwon Kim <dongwon.kim@xxxxxxxxx>
---
drivers/xen/hyper_dmabuf/hyper_dmabuf_imp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_imp.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_imp.c
index b61d29a..9b05063 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_imp.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_imp.c
@@ -129,7 +129,7 @@ struct sg_table* hyper_dmabuf_create_sgt(struct page **pages,
sg_set_page(sgl, pages[i], PAGE_SIZE, 0);
}
- if (i > 1) /* more than one page */ {
+ if (nents > 1) /* more than one page */ {
sgl = sg_next(sgl);
sg_set_page(sgl, pages[i], last_len, 0);
}
--
2.7.4
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