iwlwifi: pcie: print error value as signed int

Bjorn pointed out that printing an error value as an
hexadecimal isn't very convenient. Change that.

Reported-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach 2016-03-14 19:53:57 +02:00
commit 6ed5e4d64a