[kernel] Fix the baserelease sanity check

[Josh Boyer]

commit c78a0829597580aa7d35a87f1d51b56395b1ce1e
Author: Josh Boyer <jwboyer at redhat.com>
Date:   Tue Nov 22 10:36:27 2011 -0500

    Fix the baserelease sanity check
    
    We need to explicitly check for 0, so that we can do things like setting
    baserelease to 1.1 for scratch builds, etc.

 kernel.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index 97e03e5..c04d1b6 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -994,7 +994,7 @@ exit 1
 %endif
 %endif
 
-%if !%{baserelease}
+%if "%{baserelease}" == "0"
 echo "baserelease must be greater than zero"
 exit 1
 %endif