From 90593ed92cfd5d49900a6fb6c2c10a482ab9fdbb Mon Sep 17 00:00:00 2001 From: practicalswift Date: Sun, 4 Jun 2017 22:45:22 +0200 Subject: Limit variable scope --- src/crypto/aes.cpp | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'src/crypto/aes.cpp') diff --git a/src/crypto/aes.cpp b/src/crypto/aes.cpp index 1d469d0fb..5e70d25ee 100644 --- a/src/crypto/aes.cpp +++ b/src/crypto/aes.cpp @@ -112,7 +112,6 @@ static int CBCEncrypt(const T& enc, const unsigned char iv[AES_BLOCKSIZE], const template static int CBCDecrypt(const T& dec, const unsigned char iv[AES_BLOCKSIZE], const unsigned char* data, int size, bool pad, unsigned char* out) { - unsigned char padsize = 0; int written = 0; bool fail = false; const unsigned char* prev = iv; @@ -136,7 +135,7 @@ static int CBCDecrypt(const T& dec, const unsigned char iv[AES_BLOCKSIZE], const if (pad) { // If used, padding size is the value of the last decrypted byte. For // it to be valid, It must be between 1 and AES_BLOCKSIZE. - padsize = *--out; + unsigned char padsize = *--out; fail = !padsize | (padsize > AES_BLOCKSIZE); // If not well-formed, treat it as though there's no padding. -- cgit v1.2.3