X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fscsi%2Faacraid%2Flinit.c;h=9aa301c1ed07ac5275ceae2635bdbf8c4ecb650e;hb=04489eeb02a40bc15029886cef7285ada3ab0de6;hp=1f7c83607f84729a918c640e83a67daf9e45643e;hpb=28a4acb48586dc21d2d14a75a7aab7be78b7c83b;p=linux-2.6

diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 1f7c83607f..9aa301c1ed 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -38,6 +38,7 @@
 #include <linux/moduleparam.h>
 #include <linux/pci.h>
 #include <linux/slab.h>
+#include <linux/smp_lock.h>
 #include <linux/spinlock.h>
 #include <linux/syscalls.h>
 #include <linux/delay.h>
@@ -667,6 +668,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
 	unsigned minor_number = iminor(inode);
 	int err = -ENODEV;
 
+	lock_kernel();  /* BKL pushdown: nothing else protects this list */
 	list_for_each_entry(aac, &aac_devices, entry) {
 		if (aac->id == minor_number) {
 			file->private_data = aac;
@@ -674,6 +676,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
 			break;
 		}
 	}
+	unlock_kernel();
 
 	return err;
 }
@@ -862,7 +865,7 @@ static ssize_t aac_show_bios_version(struct device *device,
 	return len;
 }
 
-ssize_t aac_show_serial_number(struct device *device,
+static ssize_t aac_show_serial_number(struct device *device,
 			       struct device_attribute *attr, char *buf)
 {
 	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;