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path: root/drivers/scsi/sd.c
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Diffstat (limited to 'drivers/scsi/sd.c')
-rw-r--r--drivers/scsi/sd.c40
1 files changed, 18 insertions, 22 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index cb6e68dd6df0..c7839f6c35cc 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -1425,7 +1425,6 @@ static unsigned int sd_check_events(struct gendisk *disk, unsigned int clearing)
{
struct scsi_disk *sdkp = scsi_disk_get(disk);
struct scsi_device *sdp;
- struct scsi_sense_hdr *sshdr = NULL;
int retval;
if (!sdkp)
@@ -1454,22 +1453,21 @@ static unsigned int sd_check_events(struct gendisk *disk, unsigned int clearing)
* by sd_spinup_disk() from sd_revalidate_disk(), which happens whenever
* sd_revalidate() is called.
*/
- retval = -ENODEV;
-
if (scsi_block_when_processing_errors(sdp)) {
- sshdr = kzalloc(sizeof(*sshdr), GFP_KERNEL);
+ struct scsi_sense_hdr sshdr = { 0, };
+
retval = scsi_test_unit_ready(sdp, SD_TIMEOUT, SD_MAX_RETRIES,
- sshdr);
- }
+ &sshdr);
- /* failed to execute TUR, assume media not present */
- if (host_byte(retval)) {
- set_media_not_present(sdkp);
- goto out;
- }
+ /* failed to execute TUR, assume media not present */
+ if (host_byte(retval)) {
+ set_media_not_present(sdkp);
+ goto out;
+ }
- if (media_not_present(sdkp, sshdr))
- goto out;
+ if (media_not_present(sdkp, &sshdr))
+ goto out;
+ }
/*
* For removable scsi disk we have to recognise the presence
@@ -1485,7 +1483,6 @@ out:
* Medium present state has changed in either direction.
* Device has indicated UNIT_ATTENTION.
*/
- kfree(sshdr);
retval = sdp->changed ? DISK_EVENT_MEDIA_CHANGE : 0;
sdp->changed = 0;
scsi_disk_put(sdkp);
@@ -1511,9 +1508,8 @@ static int sd_sync_cache(struct scsi_disk *sdkp)
* Leave the rest of the command zero to indicate
* flush everything.
*/
- res = scsi_execute_req_flags(sdp, cmd, DMA_NONE, NULL, 0,
- &sshdr, timeout, SD_MAX_RETRIES,
- NULL, 0, RQF_PM);
+ res = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, &sshdr,
+ timeout, SD_MAX_RETRIES, 0, RQF_PM, NULL);
if (res == 0)
break;
}
@@ -3084,7 +3080,7 @@ struct sd_devt {
struct disk_devt disk_devt;
};
-void sd_devt_release(struct disk_devt *disk_devt)
+static void sd_devt_release(struct disk_devt *disk_devt)
{
struct sd_devt *sd_devt = container_of(disk_devt, struct sd_devt,
disk_devt);
@@ -3213,10 +3209,10 @@ static int sd_probe(struct device *dev)
sd_devt = NULL;
out_put:
put_disk(gd);
- out_free:
- kfree(sdkp);
out_free_devt:
kfree(sd_devt);
+ out_free:
+ kfree(sdkp);
out:
scsi_autopm_put_device(sdp);
return error;
@@ -3299,8 +3295,8 @@ static int sd_start_stop_device(struct scsi_disk *sdkp, int start)
if (!scsi_device_online(sdp))
return -ENODEV;
- res = scsi_execute_req_flags(sdp, cmd, DMA_NONE, NULL, 0, &sshdr,
- SD_TIMEOUT, SD_MAX_RETRIES, NULL, 0, RQF_PM);
+ res = scsi_execute(sdp, cmd, DMA_NONE, NULL, 0, NULL, &sshdr,
+ SD_TIMEOUT, SD_MAX_RETRIES, 0, RQF_PM, NULL);
if (res) {
sd_print_result(sdkp, "Start/Stop Unit failed", res);
if (driver_byte(res) & DRIVER_SENSE)