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From: Shaohua Li <shaohua.li@intel.com>
To: lkml <linux-kernel@vger.kernel.org>
Cc: Andrew Morton <akpm@osdl.org>
Subject: Parse boot parameter error?
Date: Wed, 13 Dec 2006 13:44:24 +0800	[thread overview]
Message-ID: <1165988664.29498.10.camel@sli10-conroe.sh.intel.com> (raw)

Say a boot parameter is "xxx", if you give a string "xxxy", then the
boot parameter's corresponding function is executed. Is this intended?
If not, below patch fixes it.

diff --git a/init/main.c b/init/main.c
index 036f97c..d56940c 100644
--- a/init/main.c
+++ b/init/main.c
@@ -193,7 +193,8 @@ static int __init obsolete_checksetup(ch
 	p = __setup_start;
 	do {
 		int n = strlen(p->str);
-		if (!strncmp(line, p->str, n)) {
+		if (((!strncmp(line, p->str, n)) && (p->str[n-1] == '='))
+				|| !strcmp(line, p->str)) {
 			if (p->early) {
 				/* Already done in parse_early_param?
 				 * (Needs exact match on param part).

                 reply	other threads:[~2006-12-13  5:54 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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