core/legal-info: save empty string when no license file
This is stored in the manifest file; it is perfectly possible to have empty fields in there. Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Cc: Luca Ceresoli <luca@lucaceresoli.net> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Reviewed-by: Luca Ceresoli <luca@lucaceresoli.net> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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@ -779,7 +779,6 @@ endif
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ifneq ($$($(2)_LICENSE_FILES),)
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$(2)_MANIFEST_LICENSE_FILES = $$($(2)_LICENSE_FILES)
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endif
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$(2)_MANIFEST_LICENSE_FILES ?= not saved
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# We need to extract and patch a package to be able to retrieve its
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# license files (if any) and the list of patches applied to it (if
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