xref: /OK3568_Linux_fs/buildroot/boot/grub2/0061-zstd-Initialize-seq_t-structure-fully.patch (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1From 2777cf4466719921dbe4b30af358a75e7d76f217 Mon Sep 17 00:00:00 2001
2From: Darren Kenny <darren.kenny@oracle.com>
3Date: Thu, 5 Nov 2020 10:29:59 +0000
4Subject: [PATCH] zstd: Initialize seq_t structure fully
5
6While many compilers will initialize this to zero, not all will, so it
7is better to be sure that fields not being explicitly set are at known
8values, and there is code that checks this fields value elsewhere in the
9code.
10
11Fixes: CID 292440
12
13Signed-off-by: Darren Kenny <darren.kenny@oracle.com>
14Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
15Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
16---
17 grub-core/lib/zstd/zstd_decompress.c | 2 +-
18 1 file changed, 1 insertion(+), 1 deletion(-)
19
20diff --git a/grub-core/lib/zstd/zstd_decompress.c b/grub-core/lib/zstd/zstd_decompress.c
21index 711b5b6..e4b5670 100644
22--- a/grub-core/lib/zstd/zstd_decompress.c
23+++ b/grub-core/lib/zstd/zstd_decompress.c
24@@ -1325,7 +1325,7 @@ typedef enum { ZSTD_lo_isRegularOffset, ZSTD_lo_isLongOffset=1 } ZSTD_longOffset
25 FORCE_INLINE_TEMPLATE seq_t
26 ZSTD_decodeSequence(seqState_t* seqState, const ZSTD_longOffset_e longOffsets)
27 {
28-    seq_t seq;
29+    seq_t seq = {0};
30     U32 const llBits = seqState->stateLL.table[seqState->stateLL.state].nbAdditionalBits;
31     U32 const mlBits = seqState->stateML.table[seqState->stateML.state].nbAdditionalBits;
32     U32 const ofBits = seqState->stateOffb.table[seqState->stateOffb.state].nbAdditionalBits;
33--
342.14.2
35
36