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Diffstat (limited to 'sys/dev/ral/rt2661reg.h')
-rw-r--r--sys/dev/ral/rt2661reg.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/ral/rt2661reg.h b/sys/dev/ral/rt2661reg.h
index b4325b053d33..3bed3d12dd2c 100644
--- a/sys/dev/ral/rt2661reg.h
+++ b/sys/dev/ral/rt2661reg.h
@@ -182,7 +182,7 @@
/* possible flags for register PHY_CSR4 */
#define RT2661_RF_21BIT (21 << 24)
-#define RT2661_RF_BUSY (1 << 31)
+#define RT2661_RF_BUSY (1U << 31)
/* possible values for register STA_CSR4 */
#define RT2661_TX_STAT_VALID (1 << 0)