[Cluster-devel] [PATCH] dlm_controld: fix name printing error in logging
Lidong Zhong
lzhong at suse.com
Fri Apr 25 07:21:48 UTC 2014
When the length of name_in is NAME_ID_SIZE, the last byte of the name
and a whitespace will get lost.
Signed-off-by: Lidong Zhong <lzhong at suse.com>
---
dlm_controld/logging.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/dlm_controld/logging.c b/dlm_controld/logging.c
index 9347e43..ea879e8 100644
--- a/dlm_controld/logging.c
+++ b/dlm_controld/logging.c
@@ -122,7 +122,7 @@ 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;
@@ -132,7 +132,7 @@ void log_level(char *name_in, uint32_t level_in, const char *fmt, ...)
memset(name, 0, sizeof(name));
if (name_in)
- snprintf(name, NAME_ID_SIZE, "%s ", name_in);
+ snprintf(name, NAME_ID_SIZE + 2, "%s ", name_in);
ret = snprintf(log_str + pos, len - pos, "%llu %s",
(unsigned long long)monotime(), name);
--
1.8.1.4
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