[PATCH] pccardctl: return error values from low-level functions

Return meaningful error values from low-level functions, instead of
merely returning a NULL pointer.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
1 file changed
tree: b3144ff109f819cd2b4c5c6990e488cfa5fe5d70
  1. build/
  2. config/
  3. debug/
  4. doc/
  5. hotplug/
  6. man/
  7. src/
  8. udev/
  9. .gitignore
  10. COPYING
  11. Makefile