Rémi Bernon : winedbg: Force read data to be NUL terminated.
Alexandre Julliard
julliard at winehq.org
Tue Mar 31 16:44:24 CDT 2020
Module: wine
Branch: master
Commit: 46ec0b956d6c8018fef598606fc31e3f9cd6d729
URL: https://source.winehq.org/git/wine.git/?a=commit;h=46ec0b956d6c8018fef598606fc31e3f9cd6d729
Author: Rémi Bernon <rbernon at codeweavers.com>
Date: Tue Mar 31 15:12:26 2020 +0200
winedbg: Force read data to be NUL terminated.
Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
programs/winedbg/gdbproxy.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/programs/winedbg/gdbproxy.c b/programs/winedbg/gdbproxy.c
index 052e73b2ad..e2954c08dd 100644
--- a/programs/winedbg/gdbproxy.c
+++ b/programs/winedbg/gdbproxy.c
@@ -1848,12 +1848,14 @@ static int fetch_data(struct gdb_context* gdbctx)
if (gdbctx->in_len + STEP > gdbctx->in_buf_alloc)
gdbctx->in_buf = packet_realloc(gdbctx->in_buf, gdbctx->in_buf_alloc += STEP);
#undef STEP
- len = read(gdbctx->sock, gdbctx->in_buf + gdbctx->in_len, gdbctx->in_buf_alloc - gdbctx->in_len);
+ len = read(gdbctx->sock, gdbctx->in_buf + gdbctx->in_len, gdbctx->in_buf_alloc - gdbctx->in_len - 1);
if (len <= 0) break;
gdbctx->in_len += len;
assert(gdbctx->in_len <= gdbctx->in_buf_alloc);
if (len < gdbctx->in_buf_alloc - gdbctx->in_len) break;
}
+
+ gdbctx->in_buf[gdbctx->in_len] = '\0';
return gdbctx->in_len - in_len;
}
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