Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 8a254bb..cce7575 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* History:
* Started: Aug 9 by Lawrence Foard (entropy@world.std.com),
@@ -8,12 +9,6 @@
* Copyright (C) 1992 Lawrence Foard
* Version 2 and 3 extensions to driver:
* Copyright (C) 1998 - 2014 Douglas Gilbert
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
*/
static int sg_version_num = 30536; /* 2 digits for each component */
@@ -434,7 +429,7 @@
SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
"sg_read: count=%d\n", (int) count));
- if (!access_ok(VERIFY_WRITE, buf, count))
+ if (!access_ok(buf, count))
return -EFAULT;
if (sfp->force_packid && (count >= SZ_SG_HEADER)) {
old_hdr = kmalloc(SZ_SG_HEADER, GFP_KERNEL);
@@ -632,7 +627,7 @@
scsi_block_when_processing_errors(sdp->device)))
return -ENXIO;
- if (!access_ok(VERIFY_READ, buf, count))
+ if (!access_ok(buf, count))
return -EFAULT; /* protects following copy_from_user()s + get_user()s */
if (count < SZ_SG_HEADER)
return -EIO;
@@ -729,7 +724,7 @@
if (count < SZ_SG_IO_HDR)
return -EINVAL;
- if (!access_ok(VERIFY_READ, buf, count))
+ if (!access_ok(buf, count))
return -EFAULT; /* protects following copy_from_user()s + get_user()s */
sfp->cmd_q = 1; /* when sg_io_hdr seen, set command queuing on */
@@ -768,7 +763,7 @@
sg_remove_request(sfp, srp);
return -EMSGSIZE;
}
- if (!access_ok(VERIFY_READ, hp->cmdp, hp->cmd_len)) {
+ if (!access_ok(hp->cmdp, hp->cmd_len)) {
sg_remove_request(sfp, srp);
return -EFAULT; /* protects following copy_from_user()s + get_user()s */
}
@@ -822,7 +817,7 @@
if (atomic_read(&sdp->detaching)) {
if (srp->bio) {
scsi_req_free_cmd(scsi_req(srp->rq));
- blk_end_request_all(srp->rq, BLK_STS_IOERR);
+ blk_put_request(srp->rq);
srp->rq = NULL;
}
@@ -922,7 +917,7 @@
return -ENODEV;
if (!scsi_block_when_processing_errors(sdp->device))
return -ENXIO;
- if (!access_ok(VERIFY_WRITE, p, SZ_SG_IO_HDR))
+ if (!access_ok(p, SZ_SG_IO_HDR))
return -EFAULT;
result = sg_new_write(sfp, filp, p, SZ_SG_IO_HDR,
1, read_only, 1, &srp);
@@ -968,7 +963,7 @@
case SG_GET_LOW_DMA:
return put_user((int) sdp->device->host->unchecked_isa_dma, ip);
case SG_GET_SCSI_ID:
- if (!access_ok(VERIFY_WRITE, p, sizeof (sg_scsi_id_t)))
+ if (!access_ok(p, sizeof (sg_scsi_id_t)))
return -EFAULT;
else {
sg_scsi_id_t __user *sg_idp = p;
@@ -997,7 +992,7 @@
sfp->force_packid = val ? 1 : 0;
return 0;
case SG_GET_PACK_ID:
- if (!access_ok(VERIFY_WRITE, ip, sizeof (int)))
+ if (!access_ok(ip, sizeof (int)))
return -EFAULT;
read_lock_irqsave(&sfp->rq_list_lock, iflags);
list_for_each_entry(srp, &sfp->rq_list, entry) {
@@ -1078,7 +1073,7 @@
val = (sdp->device ? 1 : 0);
return put_user(val, ip);
case SG_GET_REQUEST_TABLE:
- if (!access_ok(VERIFY_WRITE, p, SZ_SG_REQ_INFO * SG_MAX_QUEUE))
+ if (!access_ok(p, SZ_SG_REQ_INFO * SG_MAX_QUEUE))
return -EFAULT;
else {
sg_req_info_t *rinfo;
@@ -1390,7 +1385,7 @@
*/
srp->rq = NULL;
scsi_req_free_cmd(scsi_req(rq));
- __blk_put_request(rq->q, rq);
+ blk_put_request(rq);
write_lock_irqsave(&sfp->rq_list_lock, iflags);
if (unlikely(srp->orphan)) {