diff --git a/drivers/media/usb/zr364xx/zr364xx.c b/drivers/media/usb/zr364xx/zr364xx.c index 02458c9cb5dc..22b34690a016 100644 --- a/drivers/media/usb/zr364xx/zr364xx.c +++ b/drivers/media/usb/zr364xx/zr364xx.c @@ -1331,6 +1331,7 @@ static int zr364xx_board_init(struct zr364xx_camera *cam) { struct zr364xx_pipeinfo *pipe = cam->pipe; unsigned long i; + int err; DBG("board init: %p\n", cam); memset(pipe, 0, sizeof(*pipe)); @@ -1363,9 +1364,8 @@ static int zr364xx_board_init(struct zr364xx_camera *cam) if (i == 0) { printk(KERN_INFO KBUILD_MODNAME ": out of memory. Aborting\n"); - kfree(cam->pipe->transfer_buffer); - cam->pipe->transfer_buffer = NULL; - return -ENOMEM; + err = -ENOMEM; + goto err_free; } else cam->buffer.dwFrames = i; @@ -1380,9 +1380,17 @@ static int zr364xx_board_init(struct zr364xx_camera *cam) /*** end create system buffers ***/ /* start read pipe */ - zr364xx_start_readpipe(cam); + err = zr364xx_start_readpipe(cam); + if (err) + goto err_free; + DBG(": board initialized\n"); return 0; + +err_free: + kfree(cam->pipe->transfer_buffer); + cam->pipe->transfer_buffer = NULL; + return err; } static int zr364xx_probe(struct usb_interface *intf, @@ -1579,10 +1587,19 @@ static int zr364xx_resume(struct usb_interface *intf) if (!cam->was_streaming) return 0; - zr364xx_start_readpipe(cam); + res = zr364xx_start_readpipe(cam); + if (res) + return res; + res = zr364xx_prepare(cam); - if (!res) - zr364xx_start_acquire(cam); + if (res) + goto err_prepare; + + zr364xx_start_acquire(cam); + return 0; + +err_prepare: + zr364xx_stop_readpipe(cam); return res; } #endif