From: Andrew Eikum Subject: [PATCH] hid: Fix usage value mask Message-Id: <20190520153136.tfvld3jw4kbbi5fh@foghorn.codeweavers.com> Date: Mon, 20 May 2019 10:31:37 -0500 Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47223 Signed-off-by: Andrew Eikum --- dlls/hid/hidp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/dlls/hid/hidp.c b/dlls/hid/hidp.c index 8c046703b40..c780dbe2d30 100644 --- 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; -- 2.21.0