Fix CID 890. dest was leaked on error. To me it seems that src is leaked too,

and there's even a comment that says we are leaking memory.
Coverity doesn't complain, though, so I wonder if I'm wrong. Please someone
have a second look.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38241 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/mail/MailAttachment.cpp

@@ -369,8 +369,10 @@ status_t BSimpleMailAttachment::RenderToRFC822(BPositionIO *render_to) {
 		return B_NO_MEMORY;
 
 	destSize = encode (_encoding, dest, src, read, false /* headerMode */);
-	if (destSize < B_OK)
+	if (destSize < B_OK) {
+		free(dest);
 		return destSize;
+	}
 	if (destSize > 0)
 		read = render_to->Write(dest,destSize);
 	free (src);