[PATCH 2/4] scripts: kernel-doc: prevent a KeyError when checking output

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If a file sent to KernelFiles.msg() method doesn't exist, instead
of producing a KeyError, output an error message.

Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Closes: https://lore.kernel.org/linux-doc/cover.1747719873.git.mchehab+huawei@xxxxxxxxxx/T/#ma43ae9d8d0995b535cf5099e5381dace0410de04
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
 scripts/lib/kdoc/kdoc_files.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scripts/lib/kdoc/kdoc_files.py b/scripts/lib/kdoc/kdoc_files.py
index 630aa5ca6460..9be4a64df71d 100644
--- a/scripts/lib/kdoc/kdoc_files.py
+++ b/scripts/lib/kdoc/kdoc_files.py
@@ -271,6 +271,10 @@ class KernelFiles():
                                       no_doc_sections)
 
             msg = ""
+            if fname not in self.results:
+                self.config.log.warning("No kernel-doc for file %s", fname)
+                continue
+
             for name, arg in self.results[fname]:
                 m = self.out_msg(fname, name, arg)
 
-- 
2.49.0





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