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netfilter: nftables: Add __printf() attribute 

nft_request_module calls vsnprintf() using parameters passed to it.
Make the function with __printf() attribute so the compiler can check
the format and arguments.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Andrew Lunn 2020-10-31 19:21:44 +01:00 committed by Pablo Neira Ayuso
parent 3976ca1019
commit 35b7ee34ab
1 changed files with 2 additions and 1 deletions
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3
net/netfilter/nf_tables_api.c
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@ -581,7 +581,8 @@ struct nft_module_request {
};
#ifdef CONFIG_MODULES
static int nft_request_module(struct net *net, const char *fmt, ...)
static __printf(2, 3) int nft_request_module(struct net *net, const char *fmt,
...)
{
char module_name[MODULE_NAME_LEN];
struct nft_module_request *req;