[PATCH] hid: Fix usage value mask
Andrew Eikum
aeikum at codeweavers.com
Mon May 20 10:31:37 CDT 2019
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=47223
Signed-off-by: Andrew Eikum <aeikum at codeweavers.com>
---
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
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