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[PATCH] randread: unitialized memory fix
From: |
Mikhail Barashkov |
Subject: |
[PATCH] randread: unitialized memory fix |
Date: |
Tue, 21 Sep 2021 17:40:52 +0300 |
Randread was allocating memory, but not setting it to 0, resulting, in
particular, to a crash in shuf program in E2K CPU protected mode (later
on s->bug is used by shuf in ISAAC_MIX as the seed parameter).
This patch makes sure the memory buffer is zeroed out correctly.
diff --git a/gl/lib/randread.c b/gl/lib/randread.c
index 7124e3df0..8e6b1c5b8 100644
--- a/gl/lib/randread.c
+++ b/gl/lib/randread.c
@@ -132,6 +132,7 @@ static struct randread_source *
simple_new (FILE *source, void const *handler_arg)
{
struct randread_source *s = xmalloc (sizeof *s);
+ memset(s, 0, sizeof *s);
s->source = source;
s->handler = randread_error;
s->handler_arg = handler_arg;
- [PATCH] randread: unitialized memory fix,
Mikhail Barashkov <=