* Uninitialised memory read in z80-dis.c
@ 2020-03-24 22:32 Alan Modra
0 siblings, 0 replies; only message in thread
From: Alan Modra @ 2020-03-24 22:32 UTC (permalink / raw)
To: binutils; +Cc: Sergey Belyashov
objdump -d -m ez80-adl testcase:
.byte 0x40,0xfd
* z80-dis.c (suffix): Init mybuf.
diff --git a/opcodes/z80-dis.c b/opcodes/z80-dis.c
index b23e8e99fd..cd84044451 100644
--- a/opcodes/z80-dis.c
+++ b/opcodes/z80-dis.c
@@ -804,6 +804,7 @@ suffix (struct buffer *buf, disassemble_info *info, const char *txt)
old_stream = info->stream;
info->fprintf_func = (fprintf_ftype) &sprintf;
info->stream = mybuf;
+ mybuf[0] = 0;
buf->base++;
if (print_insn_z80_buf (buf, info) >= 0)
buf->n_used++;
--
Alan Modra
Australia Development Lab, IBM
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