linux-kernel - [PATCH] lib/sg_split: remove setting of offset to zero

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Date:   Thu, 23 Jan 2020 20:55:32 +0000
From:   vcxzasdfvcxz <vcxzasdfvcxz@...tonmail.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] lib/sg_split: remove setting of offset to zero

By setting offset to zero we are losing where in the page the memory is.

--- a/lib/sg_split.c
+++ b/lib/sg_split.c
@@ -88,8 +88,6 @@ static void sg_split_phys(struct sg_splitter *splitters, const int nb_splits)
                        if (!j) {
                                out_sg->offset += split->skip_sg0;
                                out_sg->length -= split->skip_sg0;
-                       } else {
-                               out_sg->offset = 0;
                        }
                        sg_dma_address(out_sg) = 0;
                        sg_dma_len(out_sg) = 0;