linux-kernel - [PATCH 3/7] docs: kdoc: remove the brcount floor in process_proto

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Message-ID: <20250701205730.146687-4-corbet@lwn.net>
Date: Tue,  1 Jul 2025 14:57:26 -0600
From: Jonathan Corbet <corbet@....net>
To: linux-doc@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
	Akira Yokosawa <akiyks@...il.com>,
	Jonathan Corbet <corbet@....net>
Subject: [PATCH 3/7] docs: kdoc: remove the brcount floor in process_proto_type()

Putting the floor under brcount does not change the output in any way, just
remove it.

Change the termination test from ==0 to <=0 to prevent infinite loops in
case somebody does something truly wacko in the code.

Signed-off-by: Jonathan Corbet <corbet@....net>
---
 scripts/lib/kdoc/kdoc_parser.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/scripts/lib/kdoc/kdoc_parser.py b/scripts/lib/kdoc/kdoc_parser.py
index d9ff2d066160..935f2a3c4b47 100644
--- a/scripts/lib/kdoc/kdoc_parser.py
+++ b/scripts/lib/kdoc/kdoc_parser.py
@@ -1609,9 +1609,7 @@ class KernelDoc:
                 self.entry.brcount += r.group(2).count('{')
                 self.entry.brcount -= r.group(2).count('}')
 
-                self.entry.brcount = max(self.entry.brcount, 0)
-
-                if r.group(2) == ';' and self.entry.brcount == 0:
+                if r.group(2) == ';' and self.entry.brcount <= 0:
                     self.dump_declaration(ln, self.entry.prototype)
                     self.reset_state(ln)
                     break
-- 
2.49.0