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crypto: Stop using NLA_PUT*().

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These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-04-01 20:19:05 -04:00
parent b21dddb9df
commit 6662df33f8
8 changed files with 38 additions and 38 deletions
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12
crypto/ablkcipher.c
View File

@ -397,9 +397,9 @@ static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher);
if (nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher))
goto nla_put_failure;
return 0;
nla_put_failure:
@ -478,9 +478,9 @@ static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher);
if (nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher))
goto nla_put_failure;
return 0;
nla_put_failure:

12
crypto/aead.c
View File

@ -125,9 +125,9 @@ static int crypto_aead_report(struct sk_buff *skb, struct crypto_alg *alg)
raead.maxauthsize = aead->maxauthsize;
raead.ivsize = aead->ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_AEAD,
sizeof(struct crypto_report_aead), &raead);
if (nla_put(skb, CRYPTOCFGA_REPORT_AEAD,
sizeof(struct crypto_report_aead), &raead))
goto nla_put_failure;
return 0;
nla_put_failure:
@ -210,9 +210,9 @@ static int crypto_nivaead_report(struct sk_buff *skb, struct crypto_alg *alg)
raead.maxauthsize = aead->maxauthsize;
raead.ivsize = aead->ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_AEAD,
sizeof(struct crypto_report_aead), &raead);
if (nla_put(skb, CRYPTOCFGA_REPORT_AEAD,
sizeof(struct crypto_report_aead), &raead))
goto nla_put_failure;
return 0;
nla_put_failure:

6
crypto/ahash.c
View File

@ -409,9 +409,9 @@ static int crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg)
rhash.blocksize = alg->cra_blocksize;
rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_HASH,
sizeof(struct crypto_report_hash), &rhash);
if (nla_put(skb, CRYPTOCFGA_REPORT_HASH,
sizeof(struct crypto_report_hash), &rhash))
goto nla_put_failure;
return 0;
nla_put_failure:

6
crypto/blkcipher.c
View File

@ -508,9 +508,9 @@ static int crypto_blkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
rblkcipher.max_keysize = alg->cra_blkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_blkcipher.ivsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher);
if (nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
sizeof(struct crypto_report_blkcipher), &rblkcipher))
goto nla_put_failure;
return 0;
nla_put_failure:

22
crypto/crypto_user.c
View File

@ -77,9 +77,9 @@ static int crypto_report_cipher(struct sk_buff *skb, struct crypto_alg *alg)
rcipher.min_keysize = alg->cra_cipher.cia_min_keysize;
rcipher.max_keysize = alg->cra_cipher.cia_max_keysize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_CIPHER,
sizeof(struct crypto_report_cipher), &rcipher);
if (nla_put(skb, CRYPTOCFGA_REPORT_CIPHER,
sizeof(struct crypto_report_cipher), &rcipher))
goto nla_put_failure;
return 0;
nla_put_failure:
@ -92,9 +92,9 @@ static int crypto_report_comp(struct sk_buff *skb, struct crypto_alg *alg)
snprintf(rcomp.type, CRYPTO_MAX_ALG_NAME, "%s", "compression");
NLA_PUT(skb, CRYPTOCFGA_REPORT_COMPRESS,
sizeof(struct crypto_report_comp), &rcomp);
if (nla_put(skb, CRYPTOCFGA_REPORT_COMPRESS,
sizeof(struct crypto_report_comp), &rcomp))
goto nla_put_failure;
return 0;
nla_put_failure:
@ -113,16 +113,16 @@ static int crypto_report_one(struct crypto_alg *alg,
ualg->cru_flags = alg->cra_flags;
ualg->cru_refcnt = atomic_read(&alg->cra_refcnt);
NLA_PUT_U32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority);
if (nla_put_u32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority))
goto nla_put_failure;
if (alg->cra_flags & CRYPTO_ALG_LARVAL) {
struct crypto_report_larval rl;
snprintf(rl.type, CRYPTO_MAX_ALG_NAME, "%s", "larval");
NLA_PUT(skb, CRYPTOCFGA_REPORT_LARVAL,
sizeof(struct crypto_report_larval), &rl);
if (nla_put(skb, CRYPTOCFGA_REPORT_LARVAL,
sizeof(struct crypto_report_larval), &rl))
goto nla_put_failure;
goto out;
}

6
crypto/pcompress.c
View File

@ -55,9 +55,9 @@ static int crypto_pcomp_report(struct sk_buff *skb, struct crypto_alg *alg)
snprintf(rpcomp.type, CRYPTO_MAX_ALG_NAME, "%s", "pcomp");
NLA_PUT(skb, CRYPTOCFGA_REPORT_COMPRESS,
sizeof(struct crypto_report_comp), &rpcomp);
if (nla_put(skb, CRYPTOCFGA_REPORT_COMPRESS,
sizeof(struct crypto_report_comp), &rpcomp))
goto nla_put_failure;
return 0;
nla_put_failure:

6
crypto/rng.c
View File

@ -69,9 +69,9 @@ static int crypto_rng_report(struct sk_buff *skb, struct crypto_alg *alg)
rrng.seedsize = alg->cra_rng.seedsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_RNG,
sizeof(struct crypto_report_rng), &rrng);
if (nla_put(skb, CRYPTOCFGA_REPORT_RNG,
sizeof(struct crypto_report_rng), &rrng))
goto nla_put_failure;
return 0;
nla_put_failure:

6
crypto/shash.c
View File

@ -534,9 +534,9 @@ static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)
rhash.blocksize = alg->cra_blocksize;
rhash.digestsize = salg->digestsize;
NLA_PUT(skb, CRYPTOCFGA_REPORT_HASH,
sizeof(struct crypto_report_hash), &rhash);
if (nla_put(skb, CRYPTOCFGA_REPORT_HASH,
sizeof(struct crypto_report_hash), &rhash))
goto nla_put_failure;
return 0;
nla_put_failure: