[PATCH] ntoskrnl.exe: Don't use irp after it has been freed by IoCompleteRequest (Coverity).
Sven Baars
sven.wine at gmail.com
Sun Aug 18 06:11:26 CDT 2019
Signed-off-by: Sven Baars <sven.wine at gmail.com>
---
dlls/ntoskrnl.exe/pnp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/dlls/ntoskrnl.exe/pnp.c b/dlls/ntoskrnl.exe/pnp.c
index 30865a05dc..03c4c401f9 100644
--- a/dlls/ntoskrnl.exe/pnp.c
+++ b/dlls/ntoskrnl.exe/pnp.c
@@ -725,6 +725,7 @@ static NTSTATUS WINAPI pnp_manager_device_pnp( DEVICE_OBJECT *device, IRP *irp )
{
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation( irp );
struct root_pnp_device *root_device = device->DeviceExtension;
+ NTSTATUS status;
TRACE("device %p, irp %p, minor function %#x.\n", device, irp, stack->MinorFunction);
@@ -783,8 +784,9 @@ static NTSTATUS WINAPI pnp_manager_device_pnp( DEVICE_OBJECT *device, IRP *irp )
FIXME("Unhandled PnP request %#x.\n", stack->MinorFunction);
}
+ status = irp->IoStatus.u.Status;
IoCompleteRequest( irp, IO_NO_INCREMENT );
- return irp->IoStatus.u.Status;
+ return status;
}
static NTSTATUS WINAPI pnp_manager_driver_entry( DRIVER_OBJECT *driver, UNICODE_STRING *keypath )
--
2.17.1
More information about the wine-devel
mailing list