[PATCH] iphlpapi: Avoid use of uninitialized variable
Gerald Pfeifer
gerald at pfeifer.com
Thu Jan 27 16:18:53 CST 2022
In gateway_and_prefix_addresses_alloc prefix_len isn't set in the
error case, but used unconditionally. Avoid this by initializing
upon declaration.
(Identified by GCC 12.)
Signed-off-by: Gerald Pfeifer <gerald at pfeifer.com>
---
dlls/iphlpapi/iphlpapi_main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/dlls/iphlpapi/iphlpapi_main.c b/dlls/iphlpapi/iphlpapi_main.c
index c94f869c9f9..720f8147476 100644
--- a/dlls/iphlpapi/iphlpapi_main.c
+++ b/dlls/iphlpapi/iphlpapi_main.c
@@ -992,7 +992,8 @@ static DWORD gateway_and_prefix_addresses_alloc( IP_ADAPTER_ADDRESSES *aa, ULONG
struct nsi_ipv6_forward_key *key6;
IP_ADAPTER_GATEWAY_ADDRESS *gw, **gw_next;
IP_ADAPTER_PREFIX *prefix, **prefix_next;
- DWORD err, count, i, prefix_len, key_size = (family == AF_INET) ? sizeof(*key4) : sizeof(*key6);
+ DWORD err, count, i, prefix_len = 0;
+ DWORD key_size = (family == AF_INET) ? sizeof(*key4) : sizeof(*key6);
DWORD sockaddr_size = (family == AF_INET) ? sizeof(SOCKADDR_IN) : sizeof(SOCKADDR_IN6);
SOCKADDR_INET sockaddr;
NET_LUID *luid;
--
2.32.0
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