NetworkPkg/Ip6Dxe: Fix the bug when checking the DataSize

[mirror_edk2.git] / NetworkPkg / Ip6Dxe / Ip6ConfigImpl.c

diff --git a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
index 61418e2b9058140cee0324c4e32d507193c0f9be..f4b9374da2d0c85e3688fce47f28fe2e2c3e67db 100644 (file)
--- a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
+++ b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
@@ -1466,7 +1466,7 @@ Ip6ConfigSetDnsServer (
   Item   = NULL;\r
   Tmp    = NULL;\r
 \r
-  if ((DataSize == 0) && (DataSize % sizeof (EFI_IPv6_ADDRESS) != 0)) {\r
+  if ((DataSize != 0) && (DataSize % sizeof (EFI_IPv6_ADDRESS) != 0)) {\r
     return EFI_BAD_BUFFER_SIZE;\r
   }\r
 \r