[LTP] [PATCH] lib: Print failure hints only once to reduce log duplication

[Cyril Hrubis]

Hi!
> The LTP test currently prints failure hints multiple times if a test
> encounters several TFAIL or TBROK results. This leads to unnecessarily
> verbose and duplicated logs.
> 
> This patch modifies the `print_failure_hints()` function to ensure that
> failure hints are printed only once per test run. By setting `show_failure_hints`
> to 0 after the first print, subsequent calls to `print_failure_hints()`
> will not produce redundant output.

Hmm, we do call print_failure_hints() from do_exit() that calls exit()
at the end of the function. We shouldn't print the hints twice, what do
I miss?

-- 
Cyril Hrubis
chrubis@suse.cz