diff options
Diffstat (limited to 'drivers/ide/ide-tape.c')
-rw-r--r-- | drivers/ide/ide-tape.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index 635fd72d4728..39b0a5c45f07 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c | |||
@@ -32,6 +32,7 @@ | |||
32 | #include <linux/errno.h> | 32 | #include <linux/errno.h> |
33 | #include <linux/genhd.h> | 33 | #include <linux/genhd.h> |
34 | #include <linux/seq_file.h> | 34 | #include <linux/seq_file.h> |
35 | #include <linux/smp_lock.h> | ||
35 | #include <linux/slab.h> | 36 | #include <linux/slab.h> |
36 | #include <linux/pci.h> | 37 | #include <linux/pci.h> |
37 | #include <linux/ide.h> | 38 | #include <linux/ide.h> |
@@ -1927,9 +1928,14 @@ static int idetape_ioctl(struct block_device *bdev, fmode_t mode, | |||
1927 | { | 1928 | { |
1928 | struct ide_tape_obj *tape = ide_drv_g(bdev->bd_disk, ide_tape_obj); | 1929 | struct ide_tape_obj *tape = ide_drv_g(bdev->bd_disk, ide_tape_obj); |
1929 | ide_drive_t *drive = tape->drive; | 1930 | ide_drive_t *drive = tape->drive; |
1930 | int err = generic_ide_ioctl(drive, bdev, cmd, arg); | 1931 | int err; |
1932 | |||
1933 | lock_kernel(); | ||
1934 | err = generic_ide_ioctl(drive, bdev, cmd, arg); | ||
1931 | if (err == -EINVAL) | 1935 | if (err == -EINVAL) |
1932 | err = idetape_blkdev_ioctl(drive, cmd, arg); | 1936 | err = idetape_blkdev_ioctl(drive, cmd, arg); |
1937 | unlock_kernel(); | ||
1938 | |||
1933 | return err; | 1939 | return err; |
1934 | } | 1940 | } |
1935 | 1941 | ||
@@ -1937,7 +1943,7 @@ static const struct block_device_operations idetape_block_ops = { | |||
1937 | .owner = THIS_MODULE, | 1943 | .owner = THIS_MODULE, |
1938 | .open = idetape_open, | 1944 | .open = idetape_open, |
1939 | .release = idetape_release, | 1945 | .release = idetape_release, |
1940 | .locked_ioctl = idetape_ioctl, | 1946 | .ioctl = idetape_ioctl, |
1941 | }; | 1947 | }; |
1942 | 1948 | ||
1943 | static int ide_tape_probe(ide_drive_t *drive) | 1949 | static int ide_tape_probe(ide_drive_t *drive) |