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-rw-r--r--drivers/staging/keucr/common.h2
-rw-r--r--drivers/staging/keucr/ms.c7
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/staging/keucr/common.h b/drivers/staging/keucr/common.h
index b87dc7a8901d..cf347ccd6a6e 100644
--- a/drivers/staging/keucr/common.h
+++ b/drivers/staging/keucr/common.h
@@ -9,5 +9,7 @@ typedef u16 *PWORD;
typedef u32 DWORD;
typedef u32 *PDWORD;
+#define BYTE_MASK 0xff
+
#endif
diff --git a/drivers/staging/keucr/ms.c b/drivers/staging/keucr/ms.c
index a7137217cf86..52fe0a6eba28 100644
--- a/drivers/staging/keucr/ms.c
+++ b/drivers/staging/keucr/ms.c
@@ -25,10 +25,10 @@ int MS_ReaderCopyBlock(struct us_data *us, WORD oldphy, WORD newphy, WORD PhyBlo
bcb->CDB[1] = 0x08;
bcb->CDB[4] = (BYTE)(oldphy);
bcb->CDB[3] = (BYTE)(oldphy>>8);
- bcb->CDB[2] = (BYTE)(oldphy>>16);
+ bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
bcb->CDB[7] = (BYTE)(newphy);
bcb->CDB[6] = (BYTE)(newphy>>8);
- bcb->CDB[5] = (BYTE)(newphy>>16);
+ bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
bcb->CDB[9] = (BYTE)(PhyBlockAddr);
bcb->CDB[8] = (BYTE)(PhyBlockAddr>>8);
bcb->CDB[10] = PageNum;
@@ -786,7 +786,8 @@ int MS_LibErrorPhyBlock(struct us_data *us, WORD phyblk)
MS_LibSetAcquiredErrorBlock(us, phyblk);
if (MS_LibIsWritable(us))
- return MS_LibOverwriteExtra(us, phyblk, 0, (BYTE)(~MS_REG_OVR_BKST));
+ return MS_LibOverwriteExtra(us, phyblk, 0,
+ (BYTE)(~MS_REG_OVR_BKST & BYTE_MASK));
return MS_STATUS_SUCCESS;