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xt_pknock: use pr_err

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Replace some instances of `printk(KERN_ERR PKNOCK ...)`. We define
`pr_fmt`, so `pr_err` is equivalent.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
This commit is contained in:
Jeremy Sowden
2020-10-25 14:15:58 +01:00
committed by Jan Engelhardt
parent 82379e8ec1
commit 5df71f8741
1 changed files with 4 additions and 4 deletions
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8
extensions/pknock/xt_pknock.c
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@@ -1013,7 +1013,7 @@ out:
return ret;
}
#define RETURN_ERR(err) do { printk(KERN_ERR PKNOCK err); return -EINVAL; } while (false)
#define RETURN_ERR(err) do { pr_err(err); return -EINVAL; } while (false)
static int pknock_mt_check(const struct xt_mtchk_param *par)
{
@@ -1100,14 +1100,14 @@ static int __init xt_pknock_mt_init(void)
if (gc_expir_time < DEFAULT_GC_EXPIRATION_TIME)
gc_expir_time = DEFAULT_GC_EXPIRATION_TIME;
if (request_module(crypto.algo) < 0) {
printk(KERN_ERR PKNOCK "request_module('%s') error.\n",
pr_err("request_module('%s') error.\n",
crypto.algo);
return -ENXIO;
}
crypto.tfm = crypto_alloc_shash(crypto.algo, 0, 0);
if (IS_ERR(crypto.tfm)) {
printk(KERN_ERR PKNOCK "failed to load transform for %s\n",
pr_err("failed to load transform for %s\n",
crypto.algo);
return PTR_ERR(crypto.tfm);
}
@@ -1117,7 +1117,7 @@ static int __init xt_pknock_mt_init(void)
pde = proc_mkdir("xt_pknock", init_net.proc_net);
if (pde == NULL) {
printk(KERN_ERR PKNOCK "proc_mkdir() error in _init().\n");
pr_err("proc_mkdir() error in _init().\n");
return -ENXIO;
}
return xt_register_match(&xt_pknock_mt_reg);