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-rw-r--r--include/sys/sysmacros.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/sys/sysmacros.h b/include/sys/sysmacros.h
index 65ab60cd..2285271f 100644
--- a/include/sys/sysmacros.h
+++ b/include/sys/sysmacros.h
@@ -1,8 +1,8 @@
#ifndef _SYS_SYSMACROS_H
#define _SYS_SYSMACROS_H
-#define major(x) (((x) >> 8) & 0xff)
-#define minor(x) ((x) & 0xff)
+#define major(x) ((unsigned)((x) >> 8) & 0xff)
+#define minor(x) ((unsigned)(x) & 0xff)
#define makedev(x,y) (((x)<<8)|((y)&0xff))
#endif