[PATCH 5/5] logging: make sure the output is null-terminated

From: Pablo Neira Ayuso pablo@gnumonks.org

If we reach the buffer size or snprintf fails, we want to make sure that the output is null-terminated. --- src/logging.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/logging.c b/src/logging.c index 6797afc..0911010 100644 --- a/src/logging.c +++ b/src/logging.c @@ -493,6 +493,7 @@ const char *log_vty_command_string(const struct log_info *info) goto err; OSMO_SNPRINTF_RET(ret, rem, offset, len); err: + str[size-1] = '\0'; return str; }

@@ -544,6 +545,7 @@ const char *log_vty_command_description(const struct log_info *info) OSMO_SNPRINTF_RET(ret, rem, offset, len); } err: + str[size-1] = '\0'; return str; }