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Date: Sat, 20 Dec 2014 17:52:06 +0100
From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To: Sage Weil <sage@...tank.com>,
"David S. Miller" <davem@...emloft.net>
Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
ceph-devel@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] net: ceph: crypto.c: Remove some unused functions
Removes some functions that are not used anywhere:
ceph_encrypt() ceph_decrypt() ceph_crypto_key_encode()
This was partially found by using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
net/ceph/crypto.c | 52 ----------------------------------------------------
net/ceph/crypto.h | 7 -------
2 files changed, 59 deletions(-)
diff --git a/net/ceph/crypto.c b/net/ceph/crypto.c
index 62fc5e7..5a82890 100644
--- a/net/ceph/crypto.c
+++ b/net/ceph/crypto.c
@@ -22,18 +22,6 @@ int ceph_crypto_key_clone(struct ceph_crypto_key *dst,
return 0;
}
-int ceph_crypto_key_encode(struct ceph_crypto_key *key, void **p, void *end)
-{
- if (*p + sizeof(u16) + sizeof(key->created) +
- sizeof(u16) + key->len > end)
- return -ERANGE;
- ceph_encode_16(p, key->type);
- ceph_encode_copy(p, &key->created, sizeof(key->created));
- ceph_encode_16(p, key->len);
- ceph_encode_copy(p, key->key, key->len);
- return 0;
-}
-
int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end)
{
ceph_decode_need(p, end, 2*sizeof(u16) + sizeof(key->created), bad);
@@ -329,26 +317,6 @@ static int ceph_aes_decrypt2(const void *key, int key_len,
}
-int ceph_decrypt(struct ceph_crypto_key *secret, void *dst, size_t *dst_len,
- const void *src, size_t src_len)
-{
- switch (secret->type) {
- case CEPH_CRYPTO_NONE:
- if (*dst_len < src_len)
- return -ERANGE;
- memcpy(dst, src, src_len);
- *dst_len = src_len;
- return 0;
-
- case CEPH_CRYPTO_AES:
- return ceph_aes_decrypt(secret->key, secret->len, dst,
- dst_len, src, src_len);
-
- default:
- return -EINVAL;
- }
-}
-
int ceph_decrypt2(struct ceph_crypto_key *secret,
void *dst1, size_t *dst1_len,
void *dst2, size_t *dst2_len,
@@ -382,26 +350,6 @@ int ceph_decrypt2(struct ceph_crypto_key *secret,
}
}
-int ceph_encrypt(struct ceph_crypto_key *secret, void *dst, size_t *dst_len,
- const void *src, size_t src_len)
-{
- switch (secret->type) {
- case CEPH_CRYPTO_NONE:
- if (*dst_len < src_len)
- return -ERANGE;
- memcpy(dst, src, src_len);
- *dst_len = src_len;
- return 0;
-
- case CEPH_CRYPTO_AES:
- return ceph_aes_encrypt(secret->key, secret->len, dst,
- dst_len, src, src_len);
-
- default:
- return -EINVAL;
- }
-}
-
int ceph_encrypt2(struct ceph_crypto_key *secret, void *dst, size_t *dst_len,
const void *src1, size_t src1_len,
const void *src2, size_t src2_len)
diff --git a/net/ceph/crypto.h b/net/ceph/crypto.h
index d149822..36082d5 100644
--- a/net/ceph/crypto.h
+++ b/net/ceph/crypto.h
@@ -22,17 +22,10 @@ static inline void ceph_crypto_key_destroy(struct ceph_crypto_key *key)
int ceph_crypto_key_clone(struct ceph_crypto_key *dst,
const struct ceph_crypto_key *src);
-int ceph_crypto_key_encode(struct ceph_crypto_key *key, void **p, void *end);
int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
int ceph_crypto_key_unarmor(struct ceph_crypto_key *key, const char *in);
/* crypto.c */
-int ceph_decrypt(struct ceph_crypto_key *secret,
- void *dst, size_t *dst_len,
- const void *src, size_t src_len);
-int ceph_encrypt(struct ceph_crypto_key *secret,
- void *dst, size_t *dst_len,
- const void *src, size_t src_len);
int ceph_decrypt2(struct ceph_crypto_key *secret,
void *dst1, size_t *dst1_len,
void *dst2, size_t *dst2_len,
--
1.7.10.4
--
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