35 lines
1.2 KiB
Diff
35 lines
1.2 KiB
Diff
From 25618d71b57e380ab692b640419dc89a9c6fe20e Mon Sep 17 00:00:00 2001
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From: David Teigland <teigland@redhat.com>
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Date: Mon, 11 Sep 2023 12:18:12 -0500
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Subject: [PATCH 13/24] lvresize: fix 32 bit overflow in size calculation
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---
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lib/metadata/lv_manip.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/lib/metadata/lv_manip.c b/lib/metadata/lv_manip.c
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index 9bec8b54d..23e04c3a8 100644
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--- a/lib/metadata/lv_manip.c
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+++ b/lib/metadata/lv_manip.c
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@@ -6445,7 +6445,7 @@ static int _fs_reduce(struct cmd_context *cmd, struct logical_volume *lv,
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}
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/* extent_size units is SECTOR_SIZE (512) */
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- newsize_bytes_lv = lp->extents * lv->vg->extent_size * SECTOR_SIZE;
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+ newsize_bytes_lv = (uint64_t) lp->extents * lv->vg->extent_size * SECTOR_SIZE;
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newsize_bytes_fs = newsize_bytes_lv;
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/*
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@@ -6591,7 +6591,7 @@ static int _fs_extend(struct cmd_context *cmd, struct logical_volume *lv,
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*/
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/* extent_size units is SECTOR_SIZE (512) */
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- newsize_bytes_lv = lp->extents * lv->vg->extent_size * SECTOR_SIZE;
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+ newsize_bytes_lv = (uint64_t) lp->extents * lv->vg->extent_size * SECTOR_SIZE;
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newsize_bytes_fs = newsize_bytes_lv;
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if (fsinfo.needs_crypt) {
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newsize_bytes_fs -= fsinfo.crypt_offset_bytes;
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--
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2.35.3
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