diff -Naur mysql-5.1.47.orig/vio/viosslfactories.c mysql-5.1.47/vio/viosslfactories.c
--- mysql-5.1.47.orig/vio/viosslfactories.c 2010-05-06 11:28:07.000000000 -0400
+++ mysql-5.1.47/vio/viosslfactories.c 2010-05-26 23:23:46.000000000 -0400
-@@ -100,7 +100,7 @@
- (long) ctx, cert_file, key_file));
- if (cert_file)
+@@ -106,7 +106,7 @@
+ key_file= cert_file;
+
+ if (cert_file &&
+- SSL_CTX_use_certificate_file(ctx, cert_file, SSL_FILETYPE_PEM) <= 0)
++ SSL_CTX_use_certificate_chain_file(ctx, cert_file) <= 0)
{
-- if (SSL_CTX_use_certificate_file(ctx, cert_file, SSL_FILETYPE_PEM) <= 0)
-+ if (SSL_CTX_use_certificate_chain_file(ctx, cert_file) <= 0)
- {
- *error= SSL_INITERR_CERT;
- DBUG_PRINT("error",("%s from file '%s'", sslGetErrString(*error), cert_file));
+ *error= SSL_INITERR_CERT;
+ DBUG_PRINT("error",("%s from file '%s'", sslGetErrString(*error), cert_file));
diff -Naur mysql-5.1.47.orig/extra/yassl/src/ssl.cpp mysql-5.1.47/extra/yassl/src/ssl.cpp
--- mysql-5.1.47.orig/extra/yassl/src/ssl.cpp 2010-05-06 11:24:26.000000000 -0400
+++ mysql-5.1.47/extra/yassl/src/ssl.cpp 2010-05-26 23:29:13.000000000 -0400