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-rw-r--r--crypto/tea.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/crypto/tea.c b/crypto/tea.c
index 5367adc82fc9..1c54e26fa529 100644
--- a/crypto/tea.c
+++ b/crypto/tea.c
@@ -46,16 +46,10 @@ struct xtea_ctx {
46}; 46};
47 47
48static int tea_setkey(struct crypto_tfm *tfm, const u8 *in_key, 48static int tea_setkey(struct crypto_tfm *tfm, const u8 *in_key,
49 unsigned int key_len, u32 *flags) 49 unsigned int key_len)
50{ 50{
51 struct tea_ctx *ctx = crypto_tfm_ctx(tfm); 51 struct tea_ctx *ctx = crypto_tfm_ctx(tfm);
52 const __le32 *key = (const __le32 *)in_key; 52 const __le32 *key = (const __le32 *)in_key;
53
54 if (key_len != 16)
55 {
56 *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
57 return -EINVAL;
58 }
59 53
60 ctx->KEY[0] = le32_to_cpu(key[0]); 54 ctx->KEY[0] = le32_to_cpu(key[0]);
61 ctx->KEY[1] = le32_to_cpu(key[1]); 55 ctx->KEY[1] = le32_to_cpu(key[1]);
@@ -125,16 +119,10 @@ static void tea_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
125} 119}
126 120
127static int xtea_setkey(struct crypto_tfm *tfm, const u8 *in_key, 121static int xtea_setkey(struct crypto_tfm *tfm, const u8 *in_key,
128 unsigned int key_len, u32 *flags) 122 unsigned int key_len)
129{ 123{
130 struct xtea_ctx *ctx = crypto_tfm_ctx(tfm); 124 struct xtea_ctx *ctx = crypto_tfm_ctx(tfm);
131 const __le32 *key = (const __le32 *)in_key; 125 const __le32 *key = (const __le32 *)in_key;
132
133 if (key_len != 16)
134 {
135 *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
136 return -EINVAL;
137 }
138 126
139 ctx->KEY[0] = le32_to_cpu(key[0]); 127 ctx->KEY[0] = le32_to_cpu(key[0]);
140 ctx->KEY[1] = le32_to_cpu(key[1]); 128 ctx->KEY[1] = le32_to_cpu(key[1]);