Ignore IOError when logging output (bug #712537).

Resolves: rhbz#712537

hplip-silence-ioerror.patch

@@ -0,0 +1,12 @@
+diff -up hplip-3.15.2/base/logger.py.silence-ioerror hplip-3.15.2/base/logger.py
+--- hplip-3.15.2/base/logger.py.silence-ioerror	2015-03-16 16:48:12.750337907 +0000
++++ hplip-3.15.2/base/logger.py	2015-03-16 16:48:34.850253564 +0000
+@@ -199,6 +199,8 @@ class Logger(object):
+                         out.write('\n')
+ 
+                     out.flush()
++                except IOError:
++                    pass
+                 finally:
+                     self._lock.release()
+ 

hplip.spec

@@ -7,7 +7,7 @@
 Summary: HP Linux Imaging and Printing Project
 Name: hplip
 Version: 3.15.2
-Release: 5%{?dist}
+Release: 6%{?dist}
 License: GPLv2+ and MIT
 
 Url: http://hplip.sourceforge.net/
@@ -36,6 +36,7 @@ Patch19: hplip-reportlab.patch
 Patch20: hplip-dj990c-margin.patch
 Patch21: hplip-strncpy.patch
 Patch22: hplip-no-write-bytecode.patch
+Patch23: hplip-silence-ioerror.patch
 
 %global hpijs_epoch 1
 Requires: hpijs%{?_isa} = %{hpijs_epoch}:%{version}-%{release}
@@ -221,6 +222,9 @@ done
 # Don't try to write bytecode cache for hpfax backend (bug #1192761).
 %patch22 -p1 -b .no-write-bytecode
 
+# Ignore IOError when logging output (bug #712537).
+%patch23 -p1 -b .silence-ioerror
+
 sed -i.duplex-constraints \
     -e 's,\(UIConstraints.* \*Duplex\),//\1,' \
     prnt/drv/hpcups.drv.in
@@ -473,6 +477,9 @@ rm -f ppds-all
 %postun libs -p /sbin/ldconfig
 
 %changelog
+* Mon Mar 16 2015 Tim Waugh <twaugh@redhat.com> - 3.15.2-6
+- Ignore IOError when logging output (bug #712537).
+
 * Fri Mar 13 2015 Tim Waugh <twaugh@redhat.com> - 3.15.2-5
 - Requires python3-PyQt4, not PyQt4.