From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date: Tue, 24 Mar 2009 22:22:39 +0000 (+0100)
Subject: ide: init_irq() doesn't need to hold ide_cfg_mtx
X-Git-Tag: firefly_0821_release~15247^2~48
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0688d3a6ba9bf4e1df62ce627ad1daa0e2bf9148;p=firefly-linux-kernel-4.4.55.git

ide: init_irq() doesn't need to hold ide_cfg_mtx

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 63f67e3c2555..5deb7e717333 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -940,8 +940,6 @@ static int init_irq (ide_hwif_t *hwif)
 	irq_handler_t irq_handler;
 	int sa = 0;
 
-	mutex_lock(&ide_cfg_mtx);
-
 	irq_handler = hwif->host->irq_handler;
 	if (irq_handler == NULL)
 		irq_handler = ide_intr;
@@ -979,10 +977,8 @@ static int init_irq (ide_hwif_t *hwif)
 		printk(KERN_CONT " (serialized)");
 	printk(KERN_CONT "\n");
 
-	mutex_unlock(&ide_cfg_mtx);
 	return 0;
 out_up:
-	mutex_unlock(&ide_cfg_mtx);
 	return 1;
 }