From: Bill Wendling isanbard@gmail.com
When compiling with -Wformat, clang emits the following warnings:
net/netfilter/nf_conntrack_helper.c:168:18: error: format string is not a string literal (potentially insecure) [-Werror,-Wformat-security] request_module(mod_name); ^~~~~~~~
Use a string literal for the format string.
Link: https://github.com/ClangBuiltLinux/linux/issues/378 Signed-off-by: Bill Wendling isanbard@gmail.com --- net/netfilter/nf_conntrack_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index c12a87ebc3ee..1e0424d37abc 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -165,7 +165,7 @@ nf_nat_helper_try_module_get(const char *name, u16 l3num, u8 protonum) if (!nat) { snprintf(mod_name, sizeof(mod_name), "%s", h->nat_mod_name); rcu_read_unlock(); - request_module(mod_name); + request_module("%s", mod_name);
rcu_read_lock(); nat = nf_conntrack_nat_helper_find(mod_name);