1 files changed, 6 insertions, 6 deletions

diff --git a/src/lib/libcrypto/aes/aes_cbc.c b/src/lib/libcrypto/aes/aes_cbc.c
index de438306b1..86b27b10d6 100644
--- a/src/lib/libcrypto/aes/aes_cbc.c
+++ b/src/lib/libcrypto/aes/aes_cbc.c
@@ -72,7 +72,7 @@ void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
 
         if (AES_ENCRYPT == enc) {
                 while (len >= AES_BLOCK_SIZE) {
-                        for(n=0; n < sizeof tmp; ++n)
+                        for(n=0; n < AES_BLOCK_SIZE; ++n)
                                 tmp[n] = in[n] ^ ivec[n];
                         AES_encrypt(tmp, out, key);
                         memcpy(ivec, out, AES_BLOCK_SIZE);
@@ -86,12 +86,12 @@ void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
                         for(n=len; n < AES_BLOCK_SIZE; ++n)
                                 tmp[n] = ivec[n];
                         AES_encrypt(tmp, tmp, key);
-                        memcpy(out, tmp, len);
-                        memcpy(ivec, tmp, sizeof tmp);
+                        memcpy(out, tmp, AES_BLOCK_SIZE);
+                        memcpy(ivec, tmp, AES_BLOCK_SIZE);
                 }                       
         } else {
                 while (len >= AES_BLOCK_SIZE) {
-                        memcpy(tmp, in, sizeof tmp);
+                        memcpy(tmp, in, AES_BLOCK_SIZE);
                         AES_decrypt(in, out, key);
                         for(n=0; n < AES_BLOCK_SIZE; ++n)
                                 out[n] ^= ivec[n];
@@ -101,11 +101,11 @@ void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
                         out += AES_BLOCK_SIZE;
                 }
                 if (len) {
-                        memcpy(tmp, in, sizeof tmp);
+                        memcpy(tmp, in, AES_BLOCK_SIZE);
                         AES_decrypt(tmp, tmp, key);
                         for(n=0; n < len; ++n)
                                 out[n] ^= ivec[n];
-                        memcpy(ivec, tmp, sizeof tmp);
+                        memcpy(ivec, tmp, AES_BLOCK_SIZE);
                 }                       
         }
 }