[SCSI] sd: fix compile failure with CONFIG_BLK_DEV_INTEGRITY=n

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index a92b991..75638e7 100644 (file)
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -97,7 +97,7 @@ struct sd_dif_tuple {
        __be32 ref_tag;         /* Target LBA or indirect LBA */
 };
 
-#if defined(CONFIG_BLK_DEV_INTEGRITY)
+#ifdef CONFIG_BLK_DEV_INTEGRITY
 
 extern void sd_dif_op(struct scsi_cmnd *, unsigned int, unsigned int, unsigned int);
 extern void sd_dif_config_host(struct scsi_disk *);
@@ -106,10 +106,19 @@ extern void sd_dif_complete(struct scsi_cmnd *, unsigned int);
 
 #else /* CONFIG_BLK_DEV_INTEGRITY */
 
-#define sd_dif_op(a, b, c)                     do { } while (0)
-#define sd_dif_config_host(a)                  do { } while (0)
-#define sd_dif_prepare(a, b, c)                        (0)
-#define sd_dif_complete(a, b)                  (0)
+static inline void sd_dif_op(struct scsi_cmnd *cmd, unsigned int a, unsigned int b, unsigned int c)
+{
+}
+static inline void sd_dif_config_host(struct scsi_disk *disk)
+{
+}
+static inline int sd_dif_prepare(struct request *rq, sector_t s, unsigned int a)
+{
+       return 0;
+}
+static inline void sd_dif_complete(struct scsi_cmnd *cmd, unsigned int a)
+{
+}
 
 #endif /* CONFIG_BLK_DEV_INTEGRITY */