net-snmp: Fix build with clang16

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-Add-noreturn-attribute-to-netsnmp_pci_error.patch b/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-Add-noreturn-attribute-to-netsnmp_pci_error.patch
new file mode 100644
index 000000000..6fbace75a
--- /dev/null
+++ b/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-Add-noreturn-attribute-to-netsnmp_pci_error.patch
@@ -0,0 +1,32 @@
+From 5719f40db65a72624a0b0f08e546d12bf823bd1e Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Wed, 18 Jan 2023 14:38:44 -0800
+Subject: [PATCH] Add noreturn attribute to netsnmp_pci_error()
+
+Fixes build with clang16
+| mibgroup/if-mib/data_access/interface_linux.c:152:23: error: incompatible function pointer types assigning to 'void (*)(char *, ...) __attribute__((noreturn))' from 'void (char *, ...)' [-Wincompatible-function-pointer-types]
+|     pci_access->error = netsnmp_pci_error;
+|                       ^ ~~~~~~~~~~~~~~~~~
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ agent/mibgroup/if-mib/data_access/interface_linux.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/agent/mibgroup/if-mib/data_access/interface_linux.c b/agent/mibgroup/if-mib/data_access/interface_linux.c
+index c6cc54e..12eb865 100644
+--- a/agent/mibgroup/if-mib/data_access/interface_linux.c
++++ b/agent/mibgroup/if-mib/data_access/interface_linux.c
+@@ -31,7 +31,7 @@ static struct pci_access *pci_access;
+ /* Avoid letting libpci call exit(1) when no PCI bus is available. */
+ static int do_longjmp =0;
+ static jmp_buf err_buf;
+-static void
++__attribute__((noreturn))  static void
+ netsnmp_pci_error(char *msg, ...)
+ {
+     va_list args;
+-- 
+2.39.1
+