[reactos] 01/01: [AFD] Don't reallocate buffers if windows sizes didn't change

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=4e07b3b9f9448ff17c636b...

commit 4e07b3b9f9448ff17c636bd2de9b72d9f1e403f2
Author:     Pierre Schweitzer [e-mail]
AuthorDate: Sun Mar 10 12:27:30 2019 +0100
Commit:     Pierre Schweitzer [e-mail]
CommitDate: Sun Mar 10 12:27:30 2019 +0100

[AFD] Don't reallocate buffers if windows sizes didn't change
---
 drivers/network/afd/afd/info.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/network/afd/afd/info.c b/drivers/network/afd/afd/info.c
index c780eb86a2..78e0cb0851 100644
--- a/drivers/network/afd/afd/info.c
+++ b/drivers/network/afd/afd/info.c
@@ -128,7 +128,8 @@ AfdSetInfo( PDEVICE_OBJECT DeviceObject, PIRP Irp,
                     FCB->Flags & AFD_ENDPOINT_CONNECTIONLESS)
                 {
                     /* FIXME: likely not right, check tcpip.sys for TDI_QUERY_MAX_DATAGRAM_INFO */
-                    if (InfoReq->Information.Ulong > 0 && InfoReq->Information.Ulong < 0xFFFF)
+                    if (InfoReq->Information.Ulong > 0 && InfoReq->Information.Ulong < 0xFFFF &&
+                        InfoReq->Information.Ulong != FCB->Recv.Size)
                     {
                         NewBuffer = ExAllocatePoolWithTag(PagedPool,
                                                           InfoReq->Information.Ulong,
@@ -172,7 +173,8 @@ AfdSetInfo( PDEVICE_OBJECT DeviceObject, PIRP Irp,
                 if (FCB->State == SOCKET_STATE_CONNECTED ||
                     FCB->Flags & AFD_ENDPOINT_CONNECTIONLESS)
                 {
-                    if (InfoReq->Information.Ulong > 0 && InfoReq->Information.Ulong < 0xFFFF)
+                    if (InfoReq->Information.Ulong > 0 && InfoReq->Information.Ulong < 0xFFFF &&
+                        InfoReq->Information.Ulong != FCB->Send.Size)
                     {
                         NewBuffer = ExAllocatePoolWithTag(PagedPool,
                                                           InfoReq->Information.Ulong,