[PATCH 2/5] winebus.sys: Allocate IRP return buffers from paged pool.
Zebediah Figura
zfigura at codeweavers.com
Tue Jun 4 17:38:56 CDT 2019
From: Zebediah Figura <z.figura12 at gmail.com>
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
---
dlls/winebus.sys/main.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/dlls/winebus.sys/main.c b/dlls/winebus.sys/main.c
index 7207e14..b649bfb 100644
--- a/dlls/winebus.sys/main.c
+++ b/dlls/winebus.sys/main.c
@@ -149,7 +149,7 @@ static WCHAR *get_instance_id(DEVICE_OBJECT *device)
DWORD len = strlenW(ext->busid) + strlenW(serial) + 64;
WCHAR *dst;
- if ((dst = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))))
+ if ((dst = ExAllocatePool(PagedPool, len * sizeof(WCHAR))))
{
if (ext->input == (WORD)-1)
{
@@ -176,7 +176,7 @@ static WCHAR *get_device_id(DEVICE_OBJECT *device)
DWORD len = strlenW(ext->busid) + 34;
WCHAR *dst;
- if ((dst = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))))
+ if ((dst = ExAllocatePool(PagedPool, len * sizeof(WCHAR))))
{
if (ext->input == (WORD)-1)
{
@@ -197,7 +197,7 @@ static WCHAR *get_compatible_ids(DEVICE_OBJECT *device)
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
WCHAR *dst;
- if ((dst = HeapAlloc(GetProcessHeap(), 0, (strlenW(ext->busid) + 2) * sizeof(WCHAR))))
+ if ((dst = ExAllocatePool(PagedPool, (strlenW(ext->busid) + 2) * sizeof(WCHAR))))
{
strcpyW(dst, ext->busid);
dst[strlenW(dst) + 1] = 0;
@@ -387,8 +387,7 @@ static NTSTATUS build_device_relations(DEVICE_RELATIONS **devices)
struct pnp_device *ptr;
EnterCriticalSection(&device_list_cs);
- *devices = HeapAlloc(GetProcessHeap(), 0, sizeof(DEVICE_RELATIONS) +
- list_count(&pnp_devset) * sizeof (void *));
+ *devices = ExAllocatePool(PagedPool, offsetof(DEVICE_RELATIONS, Objects[list_count(&pnp_devset)]));
if (!*devices)
{
--
2.7.4
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