[PATCH v3 2/6] user32: Handle failure from HID APIs.
Zebediah Figura
wine at gitlab.winehq.org
Wed Jun 1 19:40:43 CDT 2022
From: Zebediah Figura <zfigura at codeweavers.com>
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
dlls/user32/rawinput.c | 25 +++++++++++++++++++------
1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/dlls/user32/rawinput.c b/dlls/user32/rawinput.c
index 1867e213223..a103751a109 100644
--- a/dlls/user32/rawinput.c
+++ b/dlls/user32/rawinput.c
@@ -153,17 +153,26 @@ static struct device *add_device( HDEVINFO set, SP_DEVICE_INTERFACE_DATA *iface,
case RIM_TYPEHID:
attr.Size = sizeof(HIDD_ATTRIBUTES);
if (!HidD_GetAttributes( device->file, &attr ))
- WARN("Failed to get attributes.\n");
+ {
+ ERR( "Failed to get attributes.\n" );
+ goto fail;
+ }
info.hid.dwVendorId = attr.VendorID;
info.hid.dwProductId = attr.ProductID;
info.hid.dwVersionNumber = attr.VersionNumber;
if (!HidD_GetPreparsedData( file, &preparsed_data ))
- WARN("Failed to get preparsed data.\n");
+ {
+ ERR( "Failed to get preparsed data.\n" );
+ goto fail;
+ }
if (!HidP_GetCaps( preparsed_data, &caps ))
- WARN("Failed to get caps.\n");
+ {
+ ERR( "Failed to get caps.\n" );
+ goto fail;
+ }
info.hid.usUsagePage = caps.UsagePage;
info.hid.usUsage = caps.Usage;
@@ -198,9 +207,7 @@ static struct device *add_device( HDEVINFO set, SP_DEVICE_INTERFACE_DATA *iface,
else
{
ERR("Failed to allocate memory.\n");
- CloseHandle(file);
- free(detail);
- return NULL;
+ goto fail;
}
device->detail = detail;
@@ -210,6 +217,12 @@ static struct device *add_device( HDEVINFO set, SP_DEVICE_INTERFACE_DATA *iface,
device->data = preparsed_data;
return device;
+
+fail:
+ free( preparsed_data );
+ CloseHandle( file );
+ free( detail );
+ return NULL;
}
void rawinput_update_device_list(void)
--
GitLab
https://gitlab.winehq.org/wine/wine/-/merge_requests/130
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