[igt-dev] [PATCH i-g-t] lib/igt_sysfs: Return errno from igt_sysfs_printf

[Chris Wilson]

Quoting Katarzyna Dec (2018-08-29 14:13:49)
> Let's add returning errno on failure instead of -1.

But not as a positive value and not from that function. vprintf is not
documented as setting errno.
-Chris