don't lose bits from unit number

[unix-history] / usr / src / sys / hp300 / dev / rd.c

diff --git a/usr/src/sys/hp300/dev/rd.c b/usr/src/sys/hp300/dev/rd.c
index 5441dfc..3a9cea9 100644 (file)
--- a/usr/src/sys/hp300/dev/rd.c
+++ b/usr/src/sys/hp300/dev/rd.c
@@ -11,7 +11,7 @@
  *
  * from: Utah $Hdr: rd.c 1.3 90/10/12$
  *
  *
  * from: Utah $Hdr: rd.c 1.3 90/10/12$
  *

- *     @(#)rd.c        7.7 (Berkeley) %G%
+ *     @(#)rd.c        7.8 (Berkeley) %G%

  */
 
 /*
  */
 
 /*


@@ -396,7 +396,7 @@ int nrdinfo = sizeof(rdinfo) / sizeof(rdinfo[0]);
 struct buf rdtab[NRD];
 struct buf rdbuf[NRD];
 
 struct buf rdtab[NRD];
 struct buf rdbuf[NRD];
 

-#define        rdunit(x)       ((minor(x) >> 3) & 0xf)
+#define        rdunit(x)       (minor(x) >> 3)

 #define rdpart(x)      (minor(x) & 0x7)
 #define        rdpunit(x)      ((x) & 7)
 #define        b_cylin         b_resid
 #define rdpart(x)      (minor(x) & 0x7)
 #define        rdpunit(x)      ((x) & 7)
 #define        b_cylin         b_resid