On 02/25/2013 11:54 PM, Eric Sandeen wrote:
> The coverity had a false positive complaining that save_ptr
> is uninitialized in the call to strtok_r.
> 
> We could initialize it, but Zach points out that just using
> strsep is a lot simpler if there's only one delimiter,
> so just switch to that.
> 
> Signed-off-by: Eric Sandeen <sand...@redhat.com>
> ---
>  cmds-balance.c |   12 ++++--------
>  1 files changed, 4 insertions(+), 8 deletions(-)
> 
> diff --git a/cmds-balance.c b/cmds-balance.c
> index b671e1d..e8b9d90 100644
> --- a/cmds-balance.c
> +++ b/cmds-balance.c
> @@ -67,11 +67,9 @@ static int parse_one_profile(const char *profile, u64 
> *flags)
>  static int parse_profiles(char *profiles, u64 *flags)
>  {
>       char *this_char;
> -     char *save_ptr;
>  
> -     for (this_char = strtok_r(profiles, "|", &save_ptr);
> -          this_char != NULL;
> -          this_char = strtok_r(NULL, "|", &save_ptr)) {
> +     while ((this_char = strsep(&profiles, "|"))) {
> +             printf("got profile %s\n", this_char);

In the  original code the printf() doesn't exist. May be this is a
residual of a debugging code ?

>               if (parse_one_profile(this_char, flags))
>                       return 1;
>       }
> @@ -136,14 +134,12 @@ static int parse_filters(char *filters, struct 
> btrfs_balance_args *args)
>  {
>       char *this_char;
>       char *value;
> -     char *save_ptr;
>  
>       if (!filters)
>               return 0;
>  
> -     for (this_char = strtok_r(filters, ",", &save_ptr);
> -          this_char != NULL;
> -          this_char = strtok_r(NULL, ",", &save_ptr)) {
> +     while ((this_char = strsep(&filters , ","))) {
> +             printf("got %s\n", this_char);

Same here

>               if ((value = strchr(this_char, '=')) != NULL)
>                       *value++ = 0;
>               if (!strcmp(this_char, "profiles")) {


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