42 lines
1.1 KiB
Diff
42 lines
1.1 KiB
Diff
From 63cfcd3384f6ab35a7d1f3d82dd824fb1872d657 Mon Sep 17 00:00:00 2001
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From: optimistyzy <optimistyzy@gmail.com>
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Date: Mon, 9 Jan 2017 18:34:12 +0800
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Subject: [PATCH 035/110] iscsi-perf: fix overflow issue in fill_read_queue
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If with int defintion, this statement:
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num_blocks = client->num_blocks - client->pos;
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May not get the exact value we want.
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Signed-off-by: optimistyzy <optimistyzy@gmail.com>
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---
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utils/iscsi-perf.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/utils/iscsi-perf.c b/utils/iscsi-perf.c
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index 14c3f49..7e0f145 100644
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--- a/utils/iscsi-perf.c
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+++ b/utils/iscsi-perf.c
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@@ -186,7 +186,7 @@ out:
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void fill_read_queue(struct client *client)
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{
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- int num_blocks;
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+ int64_t num_blocks;
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if (finished) return;
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@@ -210,7 +210,7 @@ void fill_read_queue(struct client *client)
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task = iscsi_read16_task(client->iscsi,
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client->lun, client->pos,
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- num_blocks * client->blocksize,
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+ (uint32_t)(num_blocks * client->blocksize),
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client->blocksize, 0, 0, 0, 0, 0,
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cb, client);
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if (task == NULL) {
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--
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1.8.3.1
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