File 0001-btrfs-avoid-used-uninitialized-error-with-... of Package trustedgrub2

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File 0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch of Package trustedgrub2

From 6cef7f6079550af3bf91dbff824398eaef08c3c5 Mon Sep 17 00:00:00 2001
From: Andrei Borzenkov <arvidjaar@gmail.com>
Date: Tue, 4 Apr 2017 19:22:32 +0300
Subject: [PATCH 1/3] btrfs: avoid "used uninitialized" error with GCC7

sblock was local and so considered new variable on every loop
iteration.

Closes: 50597
---
 grub-core/fs/btrfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: trustedgrub2-1.4.0/grub-core/fs/btrfs.c
===================================================================
--- trustedgrub2-1.4.0.orig/grub-core/fs/btrfs.c
+++ trustedgrub2-1.4.0/grub-core/fs/btrfs.c
@@ -256,11 +256,11 @@ find_mtab_subvol_tree (const char *path,
 static grub_err_t
 read_sblock (grub_disk_t disk, struct grub_btrfs_superblock *sb)
 {
+  struct grub_btrfs_superblock sblock;
   unsigned i;
   grub_err_t err = GRUB_ERR_NONE;
   for (i = 0; i < ARRAY_SIZE (superblock_sectors); i++)
     {
-      struct grub_btrfs_superblock sblock;
       /* Don't try additional superblocks beyond device size.  */
       if (i && (grub_le_to_cpu64 (sblock.this_device.size)
 		>> GRUB_DISK_SECTOR_BITS) <= superblock_sectors[i])

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File 0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch of Package trustedgrub2

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