Ye Guojin cb91c0548f virtio-blk: modify the value type of num in virtio_queue_rq() ...

commit 0466a39bd0b6c462338f10d18076703d14a552de upstream.

This was found by coccicheck:
./drivers/block/virtio_blk.c, 334, 14-17, WARNING Unsigned expression
compared with zero  num < 0

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Ye Guojin <ye.guojin@zte.com.cn>
Link: https://lore.kernel.org/r/20211117063955.160777-1-ye.guojin@zte.com.cn
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Fixes: 02746e26c39e ("virtio-blk: avoid preallocating big SGL for data")
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-07-12 16:35:11 +02:00

..

aoe

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drbd

drbd: fix an invalid memory access caused by incorrect use of list iterator

2022-07-12 16:35:00 +02:00

mtip32xx

block: fix surprise removal for drivers calling blk_set_queue_dying

2022-02-23 12:03:15 +01:00

null_blk

null_blk: add error handling support for add_disk()

2021-08-23 12:55:46 -06:00

paride

Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

2021-09-02 15:09:46 -07:00

rnbd

block/rnbd-clt-sysfs: fix a couple uninitialized variable bugs

2021-10-12 10:39:57 -06:00

rsxx

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xen-blkback

isystem: trim/fixup stdarg.h and other headers

2021-08-19 09:02:55 +09:00

zram

zram: off by one in read_block_state()

2021-11-18 19:17:10 +01:00

amiflop.c

block: drop unused includes in <linux/genhd.h>

2022-03-16 14:23:46 +01:00

ataflop.c

block: drop unused includes in <linux/genhd.h>

2022-03-16 14:23:46 +01:00

brd.c

brd: reduce the brd_devices_mutex scope

2021-10-17 06:51:19 -06:00

cryptoloop.c

cryptoloop: add a deprecation warning

2021-08-27 10:44:54 -06:00

floppy.c

floppy: use a statically allocated error counter

2022-05-25 09:57:21 +02:00

Kconfig

virtio-blk: avoid preallocating big SGL for data

2022-07-12 16:34:56 +02:00

loop.c

loop: use sysfs_emit() in the sysfs xxx show()

2022-04-08 14:23:55 +02:00

loop.h

loop: reduce the loop_ctl_mutex scope

2021-09-03 22:14:40 -06:00

Makefile

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n64cart.c

n64cart: convert bi_disk to bi_bdev->bd_disk fix build

2022-04-08 14:24:16 +02:00

nbd.c

nbd: fix io hung while disconnecting device

2022-06-14 18:36:24 +02:00

pktcdvd.c

block: move the bdi from the request_queue to the gendisk

2021-08-09 11:53:23 -06:00

ps3disk.c

ps3disk: use memcpy_{from,to}_bvec

2021-08-02 13:37:27 -06:00

ps3vram.c

ps3vram: use bvec_virt

2021-08-16 10:50:33 -06:00

rbd_types.h

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rbd.c

block: fix surprise removal for drivers calling blk_set_queue_dying

2022-02-23 12:03:15 +01:00

sunvdc.c

Merge tag 'char-misc-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

2021-07-05 13:42:16 -07:00

swim3.c

…

swim_asm.S

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swim.c

block: drop unused includes in <linux/genhd.h>

2022-03-16 14:23:46 +01:00

sx8.c

sx8: use the internal state machine to check if del_gendisk needs to be called

2021-08-12 10:29:36 -06:00

virtio_blk.c

virtio-blk: modify the value type of num in virtio_queue_rq()

2022-07-12 16:35:11 +02:00

xen-blkfront.c

xen/blkfront: force data bouncing when backend is untrusted

2022-07-07 17:53:32 +02:00

z2ram.c

…