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xt_SYSRQ: do not print error messages on ENOMEM

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Memory allocation failures are usually already reported by SLAB and
the ENOMEM error code itself.
This commit is contained in:
Jan Engelhardt
2010-03-26 23:17:23 +01:00
parent 02d8bdc3d9
commit dd8fdd09c8
2 changed files with 4 additions and 16 deletions
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15
extensions/xt_SYSRQ.c
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@@ -332,23 +332,14 @@ static int __init sysrq_crypto_init(void)
sysrq_digest_size = crypto_hash_digestsize(sysrq_tfm);
sysrq_digest = kmalloc(sysrq_digest_size, GFP_KERNEL);
ret = -ENOMEM;
if (sysrq_digest == NULL) {
printk(KERN_WARNING KBUILD_MODNAME
": Cannot allocate digest\n");
if (sysrq_digest == NULL)
goto fail;
}
sysrq_hexdigest = kmalloc(2 * sysrq_digest_size + 1, GFP_KERNEL);
if (sysrq_hexdigest == NULL) {
printk(KERN_WARNING KBUILD_MODNAME
": Cannot allocate hexdigest\n");
if (sysrq_hexdigest == NULL)
goto fail;
}
sysrq_digest_password = kmalloc(sizeof(sysrq_password), GFP_KERNEL);
if (sysrq_digest_password == NULL) {
printk(KERN_WARNING KBUILD_MODNAME
": Cannot allocate password digest space\n");
if (sysrq_digest_password == NULL)
goto fail;
}
do_gettimeofday(&now);
sysrq_seqno = now.tv_sec;
ret = xt_register_targets(sysrq_tg_reg, ARRAY_SIZE(sysrq_tg_reg));