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block: move from strlcpy with unused retval to strscpy

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Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com>
Acked-by: Geoff Levand <geoff@infradead.org>
Link: https://lore.kernel.org/r/20220818205958.6552-1-wsa+renesas@sang-engineering.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Wolfram Sang 2022-08-18 22:59:57 +02:00 committed by Jens Axboe
parent 7f0c1afeac
commit e55e1b4831
5 changed files with 12 additions and 12 deletions
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2
drivers/block/brd.c
View File

@ -397,7 +397,7 @@ static int brd_alloc(int i)
disk->minors = max_part;
disk->fops = &brd_fops;
disk->private_data = brd;
strlcpy(disk->disk_name, buf, DISK_NAME_LEN);
strscpy(disk->disk_name, buf, DISK_NAME_LEN);
set_capacity(disk, rd_size * 2);
/*

2
drivers/block/drbd/drbd_nl.c
View File

@ -4752,7 +4752,7 @@ void notify_helper(enum drbd_notification_type type,
struct drbd_genlmsghdr *dh;
int err;
strlcpy(helper_info.helper_name, name, sizeof(helper_info.helper_name));
strscpy(helper_info.helper_name, name, sizeof(helper_info.helper_name));
helper_info.helper_name_len = min(strlen(name), sizeof(helper_info.helper_name));
helper_info.helper_status = status;

12
drivers/block/mtip32xx/mtip32xx.c
View File

@ -1397,15 +1397,15 @@ static void mtip_dump_identify(struct mtip_port *port)
if (!port->identify_valid)
return;
strlcpy(cbuf, (char *)(port->identify+10), 21);
strscpy(cbuf, (char *)(port->identify + 10), 21);
dev_info(&port->dd->pdev->dev,
"Serial No.: %s\n", cbuf);
strlcpy(cbuf, (char *)(port->identify+23), 9);
strscpy(cbuf, (char *)(port->identify + 23), 9);
dev_info(&port->dd->pdev->dev,
"Firmware Ver.: %s\n", cbuf);
strlcpy(cbuf, (char *)(port->identify+27), 41);
strscpy(cbuf, (char *)(port->identify + 27), 41);
dev_info(&port->dd->pdev->dev, "Model: %s\n", cbuf);
dev_info(&port->dd->pdev->dev, "Security: %04x %s\n",
@ -1421,13 +1421,13 @@ static void mtip_dump_identify(struct mtip_port *port)
pci_read_config_word(port->dd->pdev, PCI_REVISION_ID, &revid);
switch (revid & 0xFF) {
case 0x1:
strlcpy(cbuf, "A0", 3);
strscpy(cbuf, "A0", 3);
break;
case 0x3:
strlcpy(cbuf, "A2", 3);
strscpy(cbuf, "A2", 3);
break;
default:
strlcpy(cbuf, "?", 2);
strscpy(cbuf, "?", 2);
break;
}
dev_info(&port->dd->pdev->dev,

2
drivers/block/ps3vram.c
View File

@ -745,7 +745,7 @@ static int ps3vram_probe(struct ps3_system_bus_device *dev)
gendisk->flags |= GENHD_FL_NO_PART;
gendisk->fops = &ps3vram_fops;
gendisk->private_data = dev;
strlcpy(gendisk->disk_name, DEVICE_NAME, sizeof(gendisk->disk_name));
strscpy(gendisk->disk_name, DEVICE_NAME, sizeof(gendisk->disk_name));
set_capacity(gendisk, priv->size >> 9);
blk_queue_max_segments(gendisk->queue, BLK_MAX_SEGMENTS);
blk_queue_max_segment_size(gendisk->queue, BLK_MAX_SEGMENT_SIZE);

6
drivers/block/zram/zram_drv.c
View File

@ -499,7 +499,7 @@ static ssize_t backing_dev_store(struct device *dev,
goto out;
}
strlcpy(file_name, buf, PATH_MAX);
strscpy(file_name, buf, PATH_MAX);
/* ignore trailing newline */
sz = strlen(file_name);
if (sz > 0 && file_name[sz - 1] == '\n')
@ -1031,7 +1031,7 @@ static ssize_t comp_algorithm_store(struct device *dev,
char compressor[ARRAY_SIZE(zram->compressor)];
size_t sz;
strlcpy(compressor, buf, sizeof(compressor));
strscpy(compressor, buf, sizeof(compressor));
/* ignore trailing newline */
sz = strlen(compressor);
if (sz > 0 && compressor[sz - 1] == '\n')
@ -1952,7 +1952,7 @@ static int zram_add(void)
if (ret)
goto out_cleanup_disk;
strlcpy(zram->compressor, default_compressor, sizeof(zram->compressor));
strscpy(zram->compressor, default_compressor, sizeof(zram->compressor));
zram_debugfs_register(zram);
pr_info("Added device: %s\n", zram->disk->disk_name);