diff options
author | Vinod Koul <vinod.koul@intel.com> | 2010-10-14 15:59:38 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-14 19:11:24 (GMT) |
commit | 88eea8de94b09207421b75b0029d50727a1dff38 (patch) | |
tree | 54e74b24495357e51f4885ae032f4c389da4eb27 /drivers/staging/intel_sst/intel_sst_app_interface.c | |
parent | 6e2c2dcfa4c30532bf9e66a1d0f42a7342283f4c (diff) | |
download | linux-88eea8de94b09207421b75b0029d50727a1dff38.tar.xz |
staging: sst: remove the kernel locking in ioctl
kernel locking in ioctl was introduced when ioctl function was
moved from ioctl to unlocked ioctl
This is no longer required hence removed
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/intel_sst/intel_sst_app_interface.c')
-rw-r--r-- | drivers/staging/intel_sst/intel_sst_app_interface.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/staging/intel_sst/intel_sst_app_interface.c b/drivers/staging/intel_sst/intel_sst_app_interface.c index baf0ddc..82768fa 100644 --- a/drivers/staging/intel_sst/intel_sst_app_interface.c +++ b/drivers/staging/intel_sst/intel_sst_app_interface.c @@ -812,8 +812,6 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) struct ioctl_pvt_data *data = NULL; int str_id = 0, minor = 0; - lock_kernel(); - data = file_ptr->private_data; if (data) { minor = 0; @@ -821,10 +819,8 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) } else minor = 1; - if (sst_drv_ctx->sst_state != SST_FW_RUNNING) { - unlock_kernel(); + if (sst_drv_ctx->sst_state != SST_FW_RUNNING) return -EBUSY; - } switch (_IOC_NR(cmd)) { case _IOC_NR(SNDRV_SST_STREAM_PAUSE): @@ -1227,7 +1223,6 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) default: retval = -EINVAL; } - unlock_kernel(); pr_debug("sst: intel_sst_ioctl:complete ret code = %d\n", retval); return retval; } |