OE-Core commit c0cfd9b1d54b05ad048f444d6fe248aa0500159e added handling
for AND / OR in license strings coming from npm, but made the assumption
that an & would always be present in the license value. Check if it's
there first so we don't fail if it isn't.

Signed-off-by: Paul Eggleton <paul.eggle...@linux.intel.com>
---
 scripts/lib/recipetool/create_npm.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/lib/recipetool/create_npm.py 
b/scripts/lib/recipetool/create_npm.py
index a215026..eb19555 100644
--- a/scripts/lib/recipetool/create_npm.py
+++ b/scripts/lib/recipetool/create_npm.py
@@ -240,7 +240,8 @@ class NpmRecipeHandler(RecipeHandler):
                     packages['${PN}'] = ''
                     pkglicenses = split_pkg_licenses(licvalues, packages, 
lines_after, licenses)
                     all_licenses = list(set([item.replace('_', ' ') for 
pkglicense in pkglicenses.values() for item in pkglicense]))
-                    all_licenses.remove('&')
+                    if '&' in all_licenses:
+                        all_licenses.remove('&')
                     # Go back and update the LICENSE value since we have a bit 
more
                     # information than when that was written out (and we know 
all apply
                     # vs. there being a choice, so we can join them with &)
-- 
2.9.3

-- 
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