File bnc#875122dlm_controld-fix-long-name-in-log-entry.patch of Package libdlm
From 4283123f0b13eafc46d825050c5142cf44be79c3 Mon Sep 17 00:00:00 2001
From: Lidong Zhong <lzhong@suse.com>
Date: Fri, 25 Apr 2014 10:52:52 -0500
Subject: [PATCH 1/1] dlm_controld: fix long name in log entry
When the length of name_in is NAME_ID_SIZE, the last byte of the name
and a whitespace will get lost.
(Modified by teigland@redhat.com to also
handle names longer than NAME_ID_SIZE.)
Signed-off-by: Lidong Zhong <lzhong@suse.com>
---
dlm_controld/logging.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/dlm_controld/logging.c b/dlm_controld/logging.c
index 9347e43..4aa3406 100644
--- a/dlm_controld/logging.c
+++ b/dlm_controld/logging.c
@@ -122,17 +122,23 @@ static void log_save_str(int len, char *log_buf, unsigned int *point,
void log_level(char *name_in, uint32_t level_in, const char *fmt, ...)
{
va_list ap;
- char name[NAME_ID_SIZE + 1];
+ char name[NAME_ID_SIZE + 2];
uint32_t level = level_in & 0x0000FFFF;
uint32_t extra = level_in & 0xFFFF0000;
int ret, pos = 0;
int len = LOG_STR_LEN - 2;
+ int namelen = 0;
int plock = extra & LOG_PLOCK;
memset(name, 0, sizeof(name));
- if (name_in)
- snprintf(name, NAME_ID_SIZE, "%s ", name_in);
+ if (name_in) {
+ namelen = snprintf(name, NAME_ID_SIZE + 1, "%s", name_in);
+ if (namelen > NAME_ID_SIZE)
+ namelen = NAME_ID_SIZE;
+ name[namelen] = ' ';
+ name[namelen+1] = '\0';
+ }
ret = snprintf(log_str + pos, len - pos, "%llu %s",
(unsigned long long)monotime(), name);
--
1.8.1.4