From: Andreas Schwab <schwab@suse.de>
Date: Wed, 25 Sep 2024 09:49:30 +0000 (+0200)
Subject: Fix missing randomness in __gen_tempname (bug 32214)
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=5f62cf88c4530c11904482775b7582bd7f6d80d2;p=glibc.git

Fix missing randomness in __gen_tempname (bug 32214)

Make sure to update the random value also if getrandom fails.

Fixes: 686d542025 ("posix: Sync tempname with gnulib")
---

diff --git a/sysdeps/posix/tempname.c b/sysdeps/posix/tempname.c
index c00fe0c181..fc30958a0c 100644
--- a/sysdeps/posix/tempname.c
+++ b/sysdeps/posix/tempname.c
@@ -117,6 +117,8 @@ random_bits (random_value *r, random_value s)
      succeed.  */
 #if !_LIBC
   *r = mix_random_values (v, clock ());
+#else
+  *r = v;
 #endif
   return false;
 }