scsi: ch: Remove unit_attention

unit_attention is not used so remove it.

Signed-off-by: Mike Christie <michael.christie@oracle.com>
Link: https://lore.kernel.org/r/20240123002220.129141-11-michael.christie@oracle.com
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Martin Wilck <mwilck@suse.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c
index 2b864061e0730b98b6ee23c38ebd9f502aaf47c5..9d7fa097ae9eacfa0244791aca93a67b69ea5671 100644 (file)
--- a/drivers/scsi/ch.c
+++ b/drivers/scsi/ch.c
@@ -113,7 +113,6 @@ typedef struct {
        struct scsi_device  **dt;        /* ptrs to data transfer elements */
        u_int               firsts[CH_TYPES];
        u_int               counts[CH_TYPES];
-       u_int               unit_attention;
        u_int               voltags;
        struct mutex        lock;
 } scsi_changer;
@@ -208,7 +207,6 @@ ch_do_scsi(scsi_changer *ch, unsigned char *cmd, int cmd_len,
 
                switch(sshdr.sense_key) {
                case UNIT_ATTENTION:
-                       ch->unit_attention = 1;
                        if (retries++ < 3)
                                goto retry;
                        break;