Messages in this thread Patch in this message | | | Date | Thu, 30 May 2013 09:18:43 +0800 | From | Chen Gang <> | Subject | [PATCH] arch: 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 need use strlcpy() instead of strcpy() to avoid memory overflow.
Signed-off-by: Chen Gang <gang.chen@asianux.com> --- arch/parisc/kernel/setup.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index 60c1ae6..7349a3f 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -69,7 +69,8 @@ void __init setup_cmdline(char **cmdline_p) /* called from hpux boot loader */ boot_command_line[0] = '\0'; } 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 if (boot_args[2] != 0) /* did palo pass us a ramdisk? */ -- 1.7.7.6
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