hid: Fix usage value mask.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47223Signed-off-by: Andrew Eikum <aeikum@codeweavers.com> Signed-off-by: Aric Stewart <aric@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

hid: Fix usage value mask.
6a610a32 · Andrew Eikum · Alexandre Julliard · 11616033 · 6a610a32
Commit 6a610a32 authored May 20, 2019 by Andrew Eikum Committed by Alexandre Julliard May 21, 2019
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hidp.c dlls/hid/hidp.c +1 -1

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--- a/dlls/hid/hidp.c
+++ b/dlls/hid/hidp.c
@@ -64,7 +64,7 @@ static NTSTATUS get_report_data(BYTE *report, INT reportLength, INT startBit, IN
            if (remaining_bits < copy_bits)
                copy_bits = remaining_bits;

-            data |= ((report[byte_index] >> bit_index) & ((2 << copy_bits) - 1)) << shift;
+            data |= ((report[byte_index] >> bit_index) & ((1 << copy_bits) - 1)) << shift;

            shift += copy_bits;
            bit_index = 0;