[kernel/f19] Add zero file length check to make sure pesign didn't fail (rhbz 991808)

[Josh Boyer]

commit 8248d931541c6fa5d3a0f3ac549cd24a1ff41411
Author: Josh Boyer <jwboyer at redhat.com>
Date:   Wed Aug 7 09:45:49 2013 -0400

    Add zero file length check to make sure pesign didn't fail (rhbz 991808)

 kernel.spec |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index 4d4a81d..1d76e92 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -1671,6 +1671,10 @@ BuildKernel() {
     %if %{signmodules}
     # Sign the image if we're using EFI
     %pesign -s -i $KernelImage -o vmlinuz.signed
+    if [ ! -s vmlinuz.signed ]; then
+        echo "pesigning failed"
+        exit 1
+    fi
     mv vmlinuz.signed $KernelImage
     %endif
     $CopyKernel $KernelImage \
@@ -2324,6 +2328,9 @@ fi
 # and build.
 
 %changelog
+* Wed Aug 07 2013 Josh Boyer <jwboyer at redhat.com>
+- Add zero file length check to make sure pesign didn't fail (rhbz 991808)
+
 * Tue Aug 06 2013 Justin M. Forbes <jforbes at redhat.com> 3.10.5-200
 - update s390x config [Dan Horák]