cve-check: improve comment about CVE patch file names

(From OE-Core rev: 3f5270d1c96f623c27043159f47a952dc24a565b)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 8aa613480663e11ecc62278d8c57ca719eb23899)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 3 deletions

diff --git a/meta/classes/cve-check.bbclass b/meta/classes/cve-check.bbclass
index df6ebfd29d..f9e5cfa451 100644
--- a/meta/classes/cve-check.bbclass
+++ b/meta/classes/cve-check.bbclass
@@ -166,9 +166,12 @@ def get_patches_cves(d):
     pn = d.getVar("PN")
     cve_match = re.compile("CVE:( CVE\-\d{4}\-\d+)+")
 
-    # Matches last CVE-1234-211432 in the file name, also if written
-    # with small letters. Not supporting multiple CVE id's in a single
-    # file name.
+    # Matches the last "CVE-YYYY-ID" in the file name, also if written
+    # in lowercase. Possible to have multiple CVE IDs in a single
+    # file name, but only the last one will be detected from the file name.
+    # However, patch files contents addressing multiple CVE IDs are supported
+    # (cve_match regular expression)
+
     cve_file_name_match = re.compile(".*([Cc][Vv][Ee]\-\d{4}\-\d+)")
 
     patched_cves = set()