attr: rename str_null from NULL away

A small little pedantism: NULL (as in, the pointer) isn't NUL (as in,
the character with value zero, '\0'). I propose to rename it to strz,
for the zero-terminated string (sometimes referred to as ASCIZ string,
but of course C isn't tied to ASCII).

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/attr.c b/src/attr.c
index 06d6367..c60e1f4 100644
--- a/src/attr.c
+++ b/src/attr.c
@@ -449,18 +449,18 @@ void mnl_attr_put_str(struct nlmsghdr *nlh, uint16_t type, const char *data)
 }
 
 /**
- * mnl_attr_put_str_null - add string attribute to netlink message
+ * mnl_attr_put_strz - add string attribute to netlink message
  * \param nlh pointer to the netlink message
  * \param type netlink attribute type
  * \param data pointer to string data that is stored by the new attribute
  *
- * This function is similar to mnl_attr_put_str, but it includes the NUL
- * terminator at the end of the string.
+ * This function is similar to mnl_attr_put_str, but it includes the
+ * NUL/zero ('\0') terminator at the end of the string.
  *
  * This function updates the length field of the Netlink message (nlmsg_len)
  * by adding the size (header + payload) of the new attribute.
  */
-void mnl_attr_put_str_null(struct nlmsghdr *nlh, uint16_t type, const char *data)
+void mnl_attr_put_strz(struct nlmsghdr *nlh, uint16_t type, const char *data)
 {
 	mnl_attr_put(nlh, type, strlen(data)+1, data);
 }