glibc/SOURCES/glibc-upstream-2.34-272.patch

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2022-11-15 07:04:49 +00:00
commit 368c5c3e001a37571b61ab342f2b654c3d23643d
Author: Sam James <sam@gentoo.org>
Date: Sun Jun 5 04:57:09 2022 +0100
nss: add assert to DB_LOOKUP_FCT (BZ #28752)
It's interesting if we have a null action list,
so an assert is worthwhile.
Suggested-by: DJ Delorie <dj@redhat.com>
Signed-off-by: Sam James <sam@gentoo.org>
Reviewed-by: DJ Delorie <dj@redhat.com>
(cherry picked from commit 3fdf0a205b622e40fa7e3c4ed1e4ed4d5c6c5380)
diff --git a/nss/XXX-lookup.c b/nss/XXX-lookup.c
index dbc87868dd408d9f..343fd9869bd12714 100644
--- a/nss/XXX-lookup.c
+++ b/nss/XXX-lookup.c
@@ -16,6 +16,7 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
+#include <assert.h>
#include "nsswitch.h"
/*******************************************************************\
@@ -55,6 +56,10 @@ DB_LOOKUP_FCT (nss_action_list *ni, const char *fct_name, const char *fct2_name,
*ni = DATABASE_NAME_SYMBOL;
+ /* We want to know about it if we've somehow got a NULL action list;
+ in the past, we had bad state if seccomp interfered with setup. */
+ assert(*ni != NULL);
+
return __nss_lookup (ni, fct_name, fct2_name, fctp);
}
libc_hidden_def (DB_LOOKUP_FCT)