[PATCH 18/20] scsi: remove scsi_show_result()

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scsi_show_result() was only ever used in one place in sd.c.
So open-code scsi_show_result() in sd.c and remove it from
constants.c.

Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
---
 drivers/scsi/constants.c | 16 -------------
 drivers/scsi/sd.c        | 62 +++++++++++++++++++++++++++++-------------------
 include/scsi/scsi_dbg.h  |  1 -
 3 files changed, 37 insertions(+), 42 deletions(-)

diff --git a/drivers/scsi/constants.c b/drivers/scsi/constants.c
index 630e272..d7516c3 100644
--- a/drivers/scsi/constants.c
+++ b/drivers/scsi/constants.c
@@ -1496,22 +1496,6 @@ const char *scsi_show_driverbyte(int result)
 }
 EXPORT_SYMBOL(scsi_show_driverbyte);
 
-void scsi_show_result(int result)
-{
-	const char *hb_string = scsi_show_hostbyte(result);
-	const char *db_string = scsi_show_driverbyte(result);
-
-	if (hb_string || db_string)
-		printk("Result: hostbyte=%s driverbyte=%s\n",
-		       hb_string ? hb_string : "invalid",
-		       db_string ? db_string : "invalid");
-	else
-		printk("Result: hostbyte=0x%02x driverbyte=0x%02x\n",
-		       host_byte(result), driver_byte(result));
-}
-EXPORT_SYMBOL(scsi_show_result);
-
-
 void scsi_print_result(struct scsi_cmnd *cmd)
 {
 	const char *hb_string = scsi_show_hostbyte(cmd->result);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index aac267a..f96e3f9 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -116,7 +116,7 @@ static int sd_eh_action(struct scsi_cmnd *, int);
 static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
 static void scsi_disk_release(struct device *cdev);
 static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *);
-static void sd_print_result(struct scsi_disk *, int);
+static void sd_print_result(struct scsi_disk *, const char *, int);
 
 static DEFINE_SPINLOCK(sd_index_lock);
 static DEFINE_IDA(sd_index_ida);
@@ -1479,7 +1479,7 @@ static int sd_sync_cache(struct scsi_disk *sdkp)
 	}
 
 	if (res) {
-		sd_print_result(sdkp, res);
+		sd_print_result(sdkp, "SYNCHRONIZE CACHE failed", res);
 
 		if (driver_byte(res) & DRIVER_SENSE)
 			sd_print_sense_hdr(sdkp, &sshdr);
@@ -1820,8 +1820,8 @@ sd_spinup_disk(struct scsi_disk *sdkp)
 			/* no sense, TUR either succeeded or failed
 			 * with a status error */
 			if(!spintime && !scsi_status_is_good(the_result)) {
-				sd_printk(KERN_NOTICE, sdkp, "Unit Not Ready\n");
-				sd_print_result(sdkp, the_result);
+				sd_print_result(sdkp, "Unit Not Ready",
+						the_result);
 			}
 			break;
 		}
@@ -1937,11 +1937,13 @@ static int sd_read_protection_type(struct scsi_disk *sdkp, unsigned char *buffer
 	return ret;
 }
 
-static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp,
-			struct scsi_sense_hdr *sshdr, int sense_valid,
-			int the_result)
+static void read_capacity_error(struct scsi_disk *sdkp,
+				struct scsi_sense_hdr *sshdr, int sense_valid,
+				const char *msg, int the_result)
 {
-	sd_print_result(sdkp, the_result);
+	struct scsi_device *sdp = sdkp->device;
+
+	sd_print_result(sdkp, msg, the_result);
 	if (driver_byte(the_result) & DRIVER_SENSE)
 		sd_print_sense_hdr(sdkp, sshdr);
 	else
@@ -1970,9 +1972,9 @@ static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp,
 
 #define READ_CAPACITY_RETRIES_ON_RESET	10
 
-static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp,
-						unsigned char *buffer)
+static int read_capacity_16(struct scsi_disk *sdkp, unsigned char *buffer)
 {
+	struct scsi_device *sdp = sdkp->device;
 	unsigned char cmd[16];
 	struct scsi_sense_hdr sshdr;
 	int sense_valid = 0;
@@ -2022,8 +2024,8 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp,
 	} while (the_result && retries);
 
 	if (the_result) {
-		sd_printk(KERN_NOTICE, sdkp, "READ CAPACITY(16) failed\n");
-		read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result);
+		read_capacity_error(sdkp, &sshdr, sense_valid,
+				    "READ CAPACITY(16) failed", the_result);
 		return -EINVAL;
 	}
 
@@ -2066,9 +2068,9 @@ static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp,
 	return sector_size;
 }
 
-static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp,
-						unsigned char *buffer)
+static int read_capacity_10(struct scsi_disk *sdkp, unsigned char *buffer)
 {
+	struct scsi_device *sdp = sdkp->device;
 	unsigned char cmd[16];
 	struct scsi_sense_hdr sshdr;
 	int sense_valid = 0;
@@ -2104,8 +2106,8 @@ static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp,
 	} while (the_result && retries);
 
 	if (the_result) {
-		sd_printk(KERN_NOTICE, sdkp, "READ CAPACITY failed\n");
-		read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result);
+		read_capacity_error(sdkp, &sshdr, sense_valid,
+				    "READ CAPACITY failed", the_result);
 		return -EINVAL;
 	}
 
@@ -2158,17 +2160,17 @@ sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer)
 	sector_t old_capacity = sdkp->capacity;
 
 	if (sd_try_rc16_first(sdp)) {
-		sector_size = read_capacity_16(sdkp, sdp, buffer);
+		sector_size = read_capacity_16(sdkp, buffer);
 		if (sector_size == -EOVERFLOW)
 			goto got_data;
 		if (sector_size == -ENODEV)
 			return;
 		if (sector_size < 0)
-			sector_size = read_capacity_10(sdkp, sdp, buffer);
+			sector_size = read_capacity_10(sdkp, buffer);
 		if (sector_size < 0)
 			return;
 	} else {
-		sector_size = read_capacity_10(sdkp, sdp, buffer);
+		sector_size = read_capacity_10(sdkp, buffer);
 		if (sector_size == -EOVERFLOW)
 			goto got_data;
 		if (sector_size < 0)
@@ -2178,7 +2180,7 @@ sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer)
 			int old_sector_size = sector_size;
 			sd_printk(KERN_NOTICE, sdkp, "Very big device. "
 					"Trying to use READ CAPACITY(16).\n");
-			sector_size = read_capacity_16(sdkp, sdp, buffer);
+			sector_size = read_capacity_16(sdkp, buffer);
 			if (sector_size < 0) {
 				sd_printk(KERN_NOTICE, sdkp,
 					"Using 0xffffffff as device size\n");
@@ -3124,8 +3126,7 @@ static int sd_start_stop_device(struct scsi_disk *sdkp, int start)
 	res = scsi_execute_req_flags(sdp, cmd, DMA_NONE, NULL, 0, &sshdr,
 			       SD_TIMEOUT, SD_MAX_RETRIES, NULL, REQ_PM);
 	if (res) {
-		sd_printk(KERN_WARNING, sdkp, "START_STOP FAILED\n");
-		sd_print_result(sdkp, res);
+		sd_print_result(sdkp, "START_STOP failed", res);
 		if (driver_byte(res) & DRIVER_SENSE)
 			sd_print_sense_hdr(sdkp, &sshdr);
 		if (scsi_sense_valid(&sshdr) &&
@@ -3326,9 +3327,20 @@ static void sd_print_sense_hdr(struct scsi_disk *sdkp,
 			     sshdr->asc, sshdr->ascq);
 }
 
-static void sd_print_result(struct scsi_disk *sdkp, int result)
+static void sd_print_result(struct scsi_disk *sdkp, const char *msg,
+			    int result)
 {
-	sd_printk(KERN_INFO, sdkp, " ");
-	scsi_show_result(result);
+	const char *hb_string = scsi_show_hostbyte(result);
+	const char *db_string = scsi_show_driverbyte(result);
+
+	if (hb_string || db_string)
+		sd_printk(KERN_INFO, sdkp,
+			  "%s: Result: hostbyte=%s driverbyte=%s\n", msg,
+			  hb_string ? hb_string : "invalid",
+			  db_string ? db_string : "invalid");
+	else
+		sd_printk(KERN_INFO, sdkp,
+			  "%s: Result: hostbyte=0x%02x driverbyte=0x%02x\n",
+			  msg, host_byte(result), driver_byte(result));
 }
 
diff --git a/include/scsi/scsi_dbg.h b/include/scsi/scsi_dbg.h
index a3170a5..b4770f0 100644
--- a/include/scsi/scsi_dbg.h
+++ b/include/scsi/scsi_dbg.h
@@ -17,7 +17,6 @@ extern void scsi_print_sense(struct scsi_cmnd *);
 extern void __scsi_print_sense(struct scsi_device *, const char *name,
 			       const unsigned char *sense_buffer,
 			       int sense_len);
-extern void scsi_show_result(int);
 extern void scsi_print_result(struct scsi_cmnd *);
 extern const char *scsi_show_hostbyte(int);
 extern const char *scsi_show_driverbyte(int);
-- 
1.8.5.2

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