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| author | Fengguang Wu | 2018-02-15 17:40:13 +0100 |
|---|---|---|
| committer | Herbert Xu | 2018-02-22 15:17:01 +0100 |
| commit | 017457061e07852b7173e6a2578c129b49033204 (patch) | |
| tree | 202e43b2aeef4240f1aecbc7ec23eeedc83a4114 | |
| parent | crypto: atmel - Delete error messages for a failed memory allocation in six f... (diff) | |
| download | kernel-qcow2-linux-017457061e07852b7173e6a2578c129b49033204.tar.gz kernel-qcow2-linux-017457061e07852b7173e6a2578c129b49033204.tar.xz kernel-qcow2-linux-017457061e07852b7173e6a2578c129b49033204.zip | |
crypto: ccree - fix memdup.cocci warnings
drivers/crypto/ccree/cc_cipher.c:629:15-22: WARNING opportunity for kmemdep
Use kmemdup rather than duplicating its implementation
Generated by: scripts/coccinelle/api/memdup.cocci
Fixes: 63ee04c8b491 ("crypto: ccree - add skcipher support")
CC: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | drivers/crypto/ccree/cc_cipher.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c index 5760ca9481ea..1aa7c56dbc02 100644 --- a/drivers/crypto/ccree/cc_cipher.c +++ b/drivers/crypto/ccree/cc_cipher.c @@ -626,12 +626,11 @@ static int cc_cipher_process(struct skcipher_request *req, /* The IV we are handed may be allocted from the stack so * we must copy it to a DMAable buffer before use. */ - req_ctx->iv = kmalloc(ivsize, flags); + req_ctx->iv = kmemdup(iv, ivsize, flags); if (!req_ctx->iv) { rc = -ENOMEM; goto exit_process; } - memcpy(req_ctx->iv, iv, ivsize); /*For CTS in case of data size aligned to 16 use CBC mode*/ if (((nbytes % AES_BLOCK_SIZE) == 0) && |