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parisc: kernel: using strlcpy() instead of strcpy()

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'boot_args' is an input args, and 'boot_command_line' has a fix length.
So use strlcpy() instead of strcpy() to avoid memory overflow.

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Acked-by: Kyle McMartin <kyle@mcmartin.ca>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Chen Gang 2013-05-30 01:18:43 +00:00 committed by Helge Deller
parent 766039022a
commit ea99b1adf2
1 changed files with 2 additions and 1 deletions
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arch/parisc/kernel/setup.c
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@ -69,7 +69,8 @@ void __init setup_cmdline(char **cmdline_p)
/* called from hpux boot loader */ /* called from hpux boot loader */
boot_command_line[0] = '\0'; boot_command_line[0] = '\0';
} else { } else {
strcpy(boot_command_line, (char *)__va(boot_args[1])); strlcpy(boot_command_line, (char *)__va(boot_args[1]),
COMMAND_LINE_SIZE);
#ifdef CONFIG_BLK_DEV_INITRD #ifdef CONFIG_BLK_DEV_INITRD
if (boot_args[2] != 0) /* did palo pass us a ramdisk? */ if (boot_args[2] != 0) /* did palo pass us a ramdisk? */