Sven Baars : hidclass.sys: Fix some memory leaks on error path (Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1413f577c592cd4aaeb3dba1a8adbe3e04d62d29
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=1413f577c592cd4aaeb3dba1a...

Author: Sven Baars <sven.wine(a)gmail.com>
Date:   Sat Sep  7 13:13:40 2019 +0200

hidclass.sys: Fix some memory leaks on error path (Coverity).

Signed-off-by: Sven Baars <sven.wine(a)gmail.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/hidclass.sys/pnp.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/hidclass.sys/pnp.c b/dlls/hidclass.sys/pnp.c
index 5db9c476a2..1c130e8dd8 100644
--- a/dlls/hidclass.sys/pnp.c
+++ b/dlls/hidclass.sys/pnp.c
@@ -123,6 +123,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
     {
         ERR("Minidriver AddDevice failed (%x)\n",status);
         HID_DeleteDevice(device);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return status;
     }
 
@@ -133,6 +134,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
     {
         ERR("Minidriver failed to get Attributes(%x)\n",status);
         HID_DeleteDevice(device);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return status;
     }
 
@@ -147,6 +149,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
     {
         ERR("Cannot get Device Descriptor(%x)\n",status);
         HID_DeleteDevice(device);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return status;
     }
     for (i = 0; i < descriptor.bNumDescriptors; i++)
@@ -157,6 +160,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
     {
         ERR("No Report Descriptor found in reply\n");
         HID_DeleteDevice(device);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return status;
     }
 
@@ -168,6 +172,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
         ERR("Cannot get Report Descriptor(%x)\n",status);
         HID_DeleteDevice(device);
         HeapFree(GetProcessHeap(), 0, reportDescriptor);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return status;
     }
 
@@ -178,6 +183,7 @@ NTSTATUS WINAPI PNP_AddDevice(DRIVER_OBJECT *driver, DEVICE_OBJECT *PDO)
     {
         ERR("Cannot parse Report Descriptor\n");
         HID_DeleteDevice(device);
+        HeapFree(GetProcessHeap(), 0, hiddev);
         return STATUS_NOT_SUPPORTED;
     }