Re: [PATCH v4 4/7] powerpc/kprobes: Use safer string functions in kprobe_lookup_name()

[Paul Clarke]

On 04/21/2017 08:33 AM, Paul Clarke wrote:
> On 04/21/2017 07:33 AM, Naveen N. Rao wrote:
>>  	} else if (name[0] != '.') {
>>  		dot_name[0] = '.';
>>  		dot_name[1] = '\0';
>> -		strncat(dot_name, name, KSYM_NAME_LEN - 2);
>> +		strlcat(dot_name, name, sizeof(dot_name));
> 
> and here do:
> strncpy(&dot_name[1], name, sizeof(dot_name));

oops.  s/sizeof(dot_name)/sizeof(dot_name) - 1/

PC