[PATCH 1/4] eap: initialize vendor_id/vendor_type to zero

This fixes a compiler warning, specifically on ARM/GCC 12.2.0

src/eap.c: In function ‘eap_rx_packet’:
src/eap.c:419:57: error: ‘vendor_type’ may be used uninitialized [-Werror=maybe-uninitialized]
  419 |         (type == EAP_TYPE_EXPANDED && vendor_id == (id) && vendor_type == (t))
      |                                                         ^~
src/eap.c:429:18: note: ‘vendor_type’ was declared here
  429 |         uint32_t vendor_type;
      |                  ^~~~~~~~~~~
src/eap.c:419:49: error: ‘vendor_id’ may be used uninitialized [-Werror=maybe-uninitialized]
  419 |         (type == EAP_TYPE_EXPANDED && vendor_id == (id) && vendor_type == (t))
      |                                                 ^~
src/eap.c:428:18: note: ‘vendor_id’ was declared here
  428 |         uint32_t vendor_id;
      |                  ^~~~~~~~~
---
 src/eap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/eap.c b/src/eap.c
index 9e924577..1a03fbcb 100644
--- a/src/eap.c
+++ b/src/eap.c
@@ -425,8 +425,8 @@ static void eap_handle_response(struct eap_state *eap, const uint8_t *pkt,
 				size_t len)
 {
 	enum eap_type type;
-	uint32_t vendor_id;
-	uint32_t vendor_type;
+	uint32_t vendor_id = 0;
+	uint32_t vendor_type = 0;
 	enum eap_type our_type = eap->method->request_type;
 	uint32_t our_vendor_id = (eap->method->vendor_id[0] << 16) |
 				(eap->method->vendor_id[1] << 8) |
-- 
2.34.1