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| author | Jonathan Corbet <corbet@lwn.net> | 2008-05-16 02:01:47 +0400 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2008-06-21 00:05:49 +0400 |
| commit | d4514d1bed1c7157bcff4c81307a9e0374df257a (patch) | |
| tree | 83d4fdf80b21eff44d358436c800432f2d718931 /drivers/scsi/aacraid | |
| parent | 647d87bd1b9e7ff24f89b7d4e38c75d756018caa (diff) | |
| download | linux-d4514d1bed1c7157bcff4c81307a9e0374df257a.tar.xz | |
aacraid: cdev lock_kernel() pushdown
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/scsi/aacraid')
| -rw-r--r-- | drivers/scsi/aacraid/linit.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 1f7c83607f84..68c140e82673 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; } |