From f6b1d65e35fd653d11b3c0afe0e818f9eaff8e57 Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@collabora.com>
Date: Wed, 27 Oct 2021 13:25:30 +0100
Subject: [PATCH] core: Use /dev/urandom for getrandom fallback

Sami Farin pointed out on #833 that on Linux kernels older than 5.6,
/dev/random blocks when entropy estimates are too low, whereas
/dev/urandom does not.

Signed-off-by: Simon McVittie <smcv@collabora.com>
---
 src/pipewire/impl-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pipewire/impl-core.c b/src/pipewire/impl-core.c
index 3a8c5aa4a..624a35311 100644
--- a/src/pipewire/impl-core.c
+++ b/src/pipewire/impl-core.c
@@ -38,7 +38,7 @@
 #include <fcntl.h>
 
 ssize_t getrandom(void *buf, size_t buflen, unsigned int flags) {
-	int fd = open("/dev/random", O_CLOEXEC);
+	int fd = open("/dev/urandom", O_CLOEXEC);
 	if (fd < 0)
 		return -1;
 	ssize_t bytes = read(fd, buf, buflen);