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path: root/drivers/block/amiflop.c
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Diffstat (limited to 'drivers/block/amiflop.c')
-rw-r--r--drivers/block/amiflop.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 832798aa14f6..0fa26359304c 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -60,6 +60,7 @@
#include <linux/hdreg.h>
#include <linux/delay.h>
#include <linux/init.h>
+#include <linux/smp_lock.h>
#include <linux/amifdreg.h>
#include <linux/amifd.h>
#include <linux/buffer_head.h>
@@ -1423,7 +1424,7 @@ static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
-static int fd_ioctl(struct block_device *bdev, fmode_t mode,
+static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long param)
{
struct amiga_floppy_struct *p = bdev->bd_disk->private_data;
@@ -1500,6 +1501,18 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode,
return 0;
}
+static int fd_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long param)
+{
+ int ret;
+
+ lock_kernel();
+ ret = fd_locked_ioctl(bdev, mode, cmd, param);
+ unlock_kernel();
+
+ return ret;
+}
+
static void fd_probe(int dev)
{
unsigned long code;
@@ -1638,7 +1651,7 @@ static const struct block_device_operations floppy_fops = {
.owner = THIS_MODULE,
.open = floppy_open,
.release = floppy_release,
- .locked_ioctl = fd_ioctl,
+ .ioctl = fd_ioctl,
.getgeo = fd_getgeo,
.media_changed = amiga_floppy_change,
};