From: Keith Busch <keith.busch@intel.com>
Date: Thu, 23 May 2019 21:04:56 +0000 (-0600)
Subject: Fix sprintf truncate
X-Git-Tag: v1.9~51
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1e4b0d8149941a08eea312f74fbcbd570d7bc622;p=users%2Fsagi%2Fnvme-cli.git

Fix sprintf truncate

Buffer was 16k, __builtin___snprintf_chk says it may require 18834. Up
to 20k. Note, we'd usually prefer dynamic buffers for such strings:
asprintf is your friend.

Link: https://github.com/linux-nvme/nvme-cli/issues/506
Signed-off-by: Keith Busch <keith.busch@intel.com>
---

diff --git a/plugins/virtium/virtium-nvme.c b/plugins/virtium/virtium-nvme.c
index a67f5d38..b5b30af5 100644
--- a/plugins/virtium/virtium-nvme.c
+++ b/plugins/virtium/virtium-nvme.c
@@ -24,7 +24,7 @@
 
 #define HOUR_IN_SECONDS     3600
 
-#define MAX_HEADER_BUFF     16384
+#define MAX_HEADER_BUFF     (20 * 1024)
 #define MAX_LOG_BUFF        4096
 #define DEFAULT_TEST_NAME   "Put the name of your test here"