EVP: allow empty strings to EVP_Decode* functions
This is a simple check order correction.
Fixes
@@ -423,7 +423,7 @@ static int evp_decodeblock_int(EVP_ENCODE_CTX *ctx, unsigned char *t,
table = data_ascii2bin;
/* trim white space from the start of the line. */
- while ((conv_ascii2bin(*f, table) == B64_WS) && (n > 0)) {
+ while ((n > 0) && (conv_ascii2bin(*f, table) == B64_WS)) {
f++;
n--;
}
