linux-kernel - [PATCH] wireless, airo: waitbusy() won't delay

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <4829F62B.8030003@gmail.com>
Date:	Tue, 13 May 2008 22:12:27 +0200
From:	Roel Kluin <roel.kluin@...il.com>
To:	breed@...rs.sourceforge.net
CC:	linux-wireless@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] wireless, airo: waitbusy() won't delay

There will be no delay even when COMMAND_BUSY (defined 0x8000) is set:
0x8000 & (delay < 10000) will evaluate to 0 - when delay is 0.

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 45f47c1..efb7444 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2904,7 +2904,7 @@ EXPORT_SYMBOL(init_airo_card);
 
 static int waitbusy (struct airo_info *ai) {
 	int delay = 0;
-	while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) & (delay < 10000)) {
+	while ((IN4500 (ai, COMMAND) & COMMAND_BUSY) && (delay < 10000)) {
 		udelay (10);
 		if ((++delay % 20) == 0)
 			OUT4500(ai, EVACK, EV_CLEARCOMMANDBUSY);



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/