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authorVarsha Rao <rvarsha016@gmail.com>2017-09-20 21:53:09 +0530
committerPablo Neira Ayuso <pablo@netfilter.org>2017-09-27 14:04:00 +0200
commit72386012200a96f9bb721ab4ddb5a9325c68c5f7 (patch)
treed8ddea63dba57671d2edbf4a34850d5f9613e567 /src/expr/log.c
parent676ea569bbe5abf750d9ed516f35c017efbdce5f (diff)
src: Buffer is null terminated.
In _snprintf() functions definition the buffer is null terminated. Signed-off-by: Varsha Rao <rvarsha016@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expr/log.c')
-rw-r--r--src/expr/log.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/expr/log.c b/src/expr/log.c
index 86d9651..161327b 100644
--- a/src/expr/log.c
+++ b/src/expr/log.c
@@ -301,6 +301,9 @@ static int
nftnl_expr_log_snprintf(char *buf, size_t len, uint32_t type,
uint32_t flags, const struct nftnl_expr *e)
{
+ if (len)
+ buf[0] = '\0';
+
switch(type) {
case NFTNL_OUTPUT_DEFAULT:
return nftnl_expr_log_snprintf_default(buf, len, e);