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Diffstat (limited to 'crypto/ablkcipher.c')
-rw-r--r--crypto/ablkcipher.c32
1 files changed, 12 insertions, 20 deletions
diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c
index 8882e90e868e..b5e9ce19d324 100644
--- a/crypto/ablkcipher.c
+++ b/crypto/ablkcipher.c
@@ -365,23 +365,19 @@ static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
{
struct crypto_report_blkcipher rblkcipher;
- strncpy(rblkcipher.type, "ablkcipher", sizeof(rblkcipher.type));
- strncpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<default>",
+ memset(&rblkcipher, 0, sizeof(rblkcipher));
+
+ strscpy(rblkcipher.type, "ablkcipher", sizeof(rblkcipher.type));
+ strscpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<default>",
sizeof(rblkcipher.geniv));
- rblkcipher.geniv[sizeof(rblkcipher.geniv) - 1] = '\0';
rblkcipher.blocksize = alg->cra_blocksize;
rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
- if (nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
- sizeof(struct crypto_report_blkcipher), &rblkcipher))
- goto nla_put_failure;
- return 0;
-
-nla_put_failure:
- return -EMSGSIZE;
+ return nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
+ sizeof(rblkcipher), &rblkcipher);
}
#else
static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
@@ -440,23 +436,19 @@ static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)
{
struct crypto_report_blkcipher rblkcipher;
- strncpy(rblkcipher.type, "givcipher", sizeof(rblkcipher.type));
- strncpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<built-in>",
+ memset(&rblkcipher, 0, sizeof(rblkcipher));
+
+ strscpy(rblkcipher.type, "givcipher", sizeof(rblkcipher.type));
+ strscpy(rblkcipher.geniv, alg->cra_ablkcipher.geniv ?: "<built-in>",
sizeof(rblkcipher.geniv));
- rblkcipher.geniv[sizeof(rblkcipher.geniv) - 1] = '\0';
rblkcipher.blocksize = alg->cra_blocksize;
rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize;
rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize;
rblkcipher.ivsize = alg->cra_ablkcipher.ivsize;
- if (nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
- sizeof(struct crypto_report_blkcipher), &rblkcipher))
- goto nla_put_failure;
- return 0;
-
-nla_put_failure:
- return -EMSGSIZE;
+ return nla_put(skb, CRYPTOCFGA_REPORT_BLKCIPHER,
+ sizeof(rblkcipher), &rblkcipher);
}
#else
static int crypto_givcipher_report(struct sk_buff *skb, struct crypto_alg *alg)