From 7138fa4582118a477fed293a647af52c0ad13919 Mon Sep 17 00:00:00 2001
From: Christopher Berner <christopherberner@gmail.com>
Date: Sat, 29 Apr 2023 18:56:58 -0700
Subject: [PATCH] Fix MATRIX_HAS_GHOST when MATRIX_COL > 16 (#20093)

---
 quantum/keyboard.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/quantum/keyboard.c b/quantum/keyboard.c
index ec2f2e4496f..b63f0abfac4 100644
--- a/quantum/keyboard.c
+++ b/quantum/keyboard.c
@@ -171,9 +171,9 @@ static matrix_row_t get_real_keys(uint8_t row, matrix_row_t rowdata) {
     matrix_row_t out = 0;
     for (uint8_t col = 0; col < MATRIX_COLS; col++) {
         // read each key in the row data and check if the keymap defines it as a real key
-        if (keycode_at_keymap_location(0, row, col) && (rowdata & (1 << col))) {
+        if (keycode_at_keymap_location(0, row, col) && (rowdata & (((matrix_row_t)1) << col))) {
             // this creates new row data, if a key is defined in the keymap, it will be set here
-            out |= 1 << col;
+            out |= ((matrix_row_t)1) << col;
         }
     }
     return out;