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init: move from strlcpy with unused retval to strscpy 

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/
Link: https://lkml.kernel.org/r/20220818210200.8203-1-wsa+renesas@sang-engineering.com
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Wolfram Sang 2022-08-18 23:01:59 +02:00 committed by Andrew Morton
parent 512cb7e4c1
commit a1d3a6d9f2
2 changed files with 4 additions and 4 deletions
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4
init/do_mounts.c
View File

@ -296,7 +296,7 @@ EXPORT_SYMBOL_GPL(name_to_dev_t);
static int __init root_dev_setup(char *line)
{
strlcpy(saved_root_name, line, sizeof(saved_root_name));
strscpy(saved_root_name, line, sizeof(saved_root_name));
return 1;
}
@ -343,7 +343,7 @@ static int __init split_fs_names(char *page, size_t size, char *names)
int count = 1;
char *p = page;
strlcpy(p, root_fs_names, size);
strscpy(p, root_fs_names, size);
while (*p++) {
if (p[-1] == ',') {
p[-1] = '\0';

4
init/main.c
View File

@ -422,7 +422,7 @@ static void __init setup_boot_config(void)
if (!data)
data = xbc_get_embedded_bootconfig(&size);
strlcpy(tmp_cmdline, boot_command_line, COMMAND_LINE_SIZE);
strscpy(tmp_cmdline, boot_command_line, COMMAND_LINE_SIZE);
err = parse_args("bootconfig", tmp_cmdline, NULL, 0, 0, 0, NULL,
bootconfig_params);
@ -762,7 +762,7 @@ void __init parse_early_param(void)
return;
/* All fall through to do_early_param. */
strlcpy(tmp_cmdline, boot_command_line, COMMAND_LINE_SIZE);
strscpy(tmp_cmdline, boot_command_line, COMMAND_LINE_SIZE);
parse_early_options(tmp_cmdline);
done = 1;
}