X-Git-Url: http://git.tuebingen.mpg.de/?a=blobdiff_plain;f=openssl.c;fp=openssl.c;h=acf1120dd139aeb121a1533108f0f07b24dc6e61;hb=c9d82ed7bf01e5fb21e530ba819915a984e9efc4;hp=495d83c2bae0671a7f7d9f0e75a89900bfb4cecb;hpb=bfa89349d869e27dbe3467236ba269bca0a6f148;p=paraslash.git

diff --git a/openssl.c b/openssl.c
index 495d83c2..acf1120d 100644
--- a/openssl.c
+++ b/openssl.c
@@ -310,15 +310,22 @@ out:
 }
 
 int apc_pub_encrypt(struct asymmetric_key *pub, unsigned char *inbuf,
-		unsigned len, unsigned char *outbuf)
+		unsigned len, unsigned char **outbuf)
 {
 	int ret, flen = len; /* RSA_public_encrypt expects a signed int */
 
+	*outbuf = NULL;
 	if (flen < 0)
 		return -E_ENCRYPT;
-	ret = RSA_public_encrypt(flen, inbuf, outbuf, pub->rsa,
+	*outbuf = alloc(RSA_size(pub->rsa));
+	ret = RSA_public_encrypt(flen, inbuf, *outbuf, pub->rsa,
 		RSA_PKCS1_OAEP_PADDING);
-	return ret < 0? -E_ENCRYPT : ret;
+	if (ret < 0) {
+		free(*outbuf);
+		*outbuf = NULL;
+		return -E_ENCRYPT;
+	}
+	return ret;
 }
 
 struct stream_cipher {