37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
From 6cef7f6079550af3bf91dbff824398eaef08c3c5 Mon Sep 17 00:00:00 2001
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From: Andrei Borzenkov <arvidjaar@gmail.com>
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Date: Tue, 4 Apr 2017 19:22:32 +0300
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Subject: [PATCH 1/4] btrfs: avoid "used uninitialized" error with GCC7
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sblock was local and so considered new variable on every loop
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iteration.
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Closes: 50597
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---
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Upstream-Status: Backport
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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grub-core/fs/btrfs.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/grub-core/fs/btrfs.c b/grub-core/fs/btrfs.c
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index 9cffa91..4849c1c 100644
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--- a/grub-core/fs/btrfs.c
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+++ b/grub-core/fs/btrfs.c
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@@ -227,11 +227,11 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
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static grub_err_t
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read_sblock (grub_disk_t disk, struct grub_btrfs_superblock *sb)
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{
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+ struct grub_btrfs_superblock sblock;
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unsigned i;
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grub_err_t err = GRUB_ERR_NONE;
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for (i = 0; i < ARRAY_SIZE (superblock_sectors); i++)
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{
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- struct grub_btrfs_superblock sblock;
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/* Don't try additional superblocks beyond device size. */
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if (i && (grub_le_to_cpu64 (sblock.this_device.size)
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>> GRUB_DISK_SECTOR_BITS) <= superblock_sectors[i])
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--
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1.9.1
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