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-rw-r--r--drivers/block/cciss.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index bda6d1282377..e04c63ec7759 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -42,8 +42,8 @@
#include <linux/compat.h>
#include <linux/mutex.h>
#include <linux/bitmap.h>
+#include <linux/io.h>
#include <asm/uaccess.h>
-#include <asm/io.h>
#include <linux/dma-mapping.h>
#include <linux/blkdev.h>
@@ -4267,10 +4267,7 @@ static void __devinit cciss_find_board_params(ctlr_info_t *h)
static inline bool CISS_signature_present(ctlr_info_t *h)
{
- if ((readb(&h->cfgtable->Signature[0]) != 'C') ||
- (readb(&h->cfgtable->Signature[1]) != 'I') ||
- (readb(&h->cfgtable->Signature[2]) != 'S') ||
- (readb(&h->cfgtable->Signature[3]) != 'S')) {
+ if (!check_signature(h->cfgtable->Signature, "CISS", 4)) {
dev_warn(&h->pdev->dev, "not a valid CISS config table\n");
return false;
}