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-rw-r--r--lib/vauth/krb5_sspi.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/vauth/krb5_sspi.c b/lib/vauth/krb5_sspi.c
index 4ad5f3ac0..ee80daee0 100644
--- a/lib/vauth/krb5_sspi.c
+++ b/lib/vauth/krb5_sspi.c
@@ -150,9 +150,10 @@ CURLcode Curl_auth_create_gssapi_user_message(struct SessionHandle *data,
memset(krb5->context, 0, sizeof(CtxtHandle));
}
- else {
+
+ if(chlg64 && strlen(chlg64)) {
/* Decode the base-64 encoded challenge message */
- if(strlen(chlg64) && *chlg64 != '=') {
+ if(*chlg64 != '=') {
result = Curl_base64_decode(chlg64, &chlg, &chlglen);
if(result)
return result;