linux-kernel - [PATCH 13/25] dynamic_debug: chop off comments in ddebug

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Date:	Mon, 12 Dec 2011 16:12:39 -0700
From:	jim.cromie@...il.com
To:	jbaron@...hat.com
Cc:	greg@...ah.com, linux-kernel@...r.kernel.org,
	Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH 13/25] dynamic_debug: chop off comments in ddebug_tokenize

From: Jim Cromie <jim.cromie@...il.com>

If a token begins with #, the remainder of query string is a comment,
so drop it.  Doing it here avoids '#' in quoted strings.

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index aaa29dc..d285bb5 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -183,6 +183,8 @@ static int ddebug_tokenize(char *buf, char *words[], int maxwords)
 		buf = skip_spaces(buf);
 		if (!*buf)
 			break;	/* oh, it was trailing whitespace */
+		if (*buf == '#')
+			break;	/* token starts comment, skip rest of line */
 
 		/* find `end' of word, whitespace separated or quoted */
 		if (*buf == '"' || *buf == '\'') {
-- 
1.7.7.3

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