EGD bugfix.

Submitted by: Lutz Jaenicke <Lutz.Jaenicke@aet.TU-Cottbus.DE>

apps/app_rand.c

@@ -162,7 +162,8 @@ long app_RAND_load_files(char *name)
 	char *p,*n;
 	int last;
 	long tot=0;
-
+    int egd;
+	
 	for (;;)
 		{
 		last=0;
@@ -173,7 +174,8 @@ long app_RAND_load_files(char *name)
 		name=p+1;
 		if (*n == '\0') break;
 
-		tot+=RAND_egd(n);
+        egd=RAND_egd(n);
+		if (egd > 0) tot+=egd;
 		tot+=RAND_load_file(n,1024L*1024L);
 		if (last) break;
 		}

crypto/rand/rand_egd.c

@@ -96,6 +96,7 @@ int RAND_egd(const char *path)
 	buf[1] = 255;
 	write(fd, buf, 2);
 	if (read(fd, buf, 1) != 1) goto err;
+    if (buf[0] == 0) goto err;
 	num = read(fd, buf, 255);
 	if (num < 1) goto err;
 	RAND_seed(buf, num);