cve_check: handle CVE_STATUS being set to the empty string

Handle CVE_STATUS[...] being set to an empty string just as if it was
not set at all.

This is needed for evaluated CVE_STATUS values to work, i.e. when
setting not-applicable-config if a PACKAGECONFIG is disabled.

(From OE-Core rev: a8ccf2abdc89cf4ae3dce1fed4163e3c1399e528)

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 2c9f20f746251505d9d09262600199ffa87731a2)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/meta/lib/oe/cve_check.py b/meta/lib/oe/cve_check.py
index 3fa77bf9a7..b5fc5364dc 100644
--- a/meta/lib/oe/cve_check.py
+++ b/meta/lib/oe/cve_check.py
@@ -231,7 +231,7 @@ def decode_cve_status(d, cve):
     Convert CVE_STATUS into status, detail and description.
     """
     status = d.getVarFlag("CVE_STATUS", cve)
-    if status is None:
+    if not status:
         return ("", "", "")
 
     status_split = status.split(':', 1)
@@ -240,7 +240,7 @@ def decode_cve_status(d, cve):
 
     status_mapping = d.getVarFlag("CVE_CHECK_STATUSMAP", detail)
     if status_mapping is None:
-        bb.warn('Invalid detail %s for CVE_STATUS[%s] = "%s", fallback to Unpatched' % (detail, cve, status))
+        bb.warn('Invalid detail "%s" for CVE_STATUS[%s] = "%s", fallback to Unpatched' % (detail, cve, status))
         status_mapping = "Unpatched"
 
     return (status_mapping, detail, description)