diff options
Diffstat (limited to 'drivers/media/video/cx231xx/cx231xx-417.c')
| -rw-r--r-- | drivers/media/video/cx231xx/cx231xx-417.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/media/video/cx231xx/cx231xx-417.c b/drivers/media/video/cx231xx/cx231xx-417.c index aab21f3ce47..fc9526a5b74 100644 --- a/drivers/media/video/cx231xx/cx231xx-417.c +++ b/drivers/media/video/cx231xx/cx231xx-417.c @@ -31,7 +31,6 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/firmware.h> -#include <linux/smp_lock.h> #include <linux/vmalloc.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> @@ -941,14 +940,14 @@ static int cx231xx_load_firmware(struct cx231xx *dev) u16 _buffer_size = 4096; u8 *p_buffer; - p_current_fw = (u32 *)vmalloc(1884180*4); + p_current_fw = vmalloc(1884180 * 4); p_fw = p_current_fw; if (p_current_fw == 0) { dprintk(2, "FAIL!!!\n"); return -1; } - p_buffer = (u8 *)vmalloc(4096); + p_buffer = vmalloc(4096); if (p_buffer == 0) { dprintk(2, "FAIL!!!\n"); return -1; @@ -1927,10 +1926,9 @@ static int mpeg_open(struct file *file) dev = h; } - if (dev == NULL) { - unlock_kernel(); + if (dev == NULL) return -ENODEV; - } + mutex_lock(&dev->lock); /* allocate + initialize per filehandle data */ |