Hello Daniel,

On 29/03/15 13:44, Daniel Mack wrote:
@@ -184,6 +185,7 @@ vmstat_next:
>           n = pread(schedstat, buf, sizeof(buf) - 1, 0);
>           if (n <= 0) {
>                   close(schedstat);
>+                schedstat = 0;
Note that 0 is a valid file descriptor number. You should really rather
reset the variables to -1 and check for '>= 0'. This applies to all
hunks of this patch, which also needs a rebase onto the current git HEAD.

I believe, it was HEAD as of time of patch submission, but I can of course 
rebase it once again.
Regarding 0: everywhere in the program it relies on the fact that newly 
allocated memory is zeroed
and files are only opened if the corresponding file descriptor field of a 
structure is 0. So do you
propose to change the logic everywhere where the files are opened?

Alexander.
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