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Diffstat (limited to 'drivers/media/video/em28xx/em28xx-cards.c')
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 8af302b425b3..099d5df8c572 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -2690,8 +2690,14 @@ static void request_modules(struct em28xx *dev)
2690 INIT_WORK(&dev->request_module_wk, request_module_async); 2690 INIT_WORK(&dev->request_module_wk, request_module_async);
2691 schedule_work(&dev->request_module_wk); 2691 schedule_work(&dev->request_module_wk);
2692} 2692}
2693
2694static void flush_request_modules(struct em28xx *dev)
2695{
2696 flush_work_sync(&dev->request_module_wk);
2697}
2693#else 2698#else
2694#define request_modules(dev) 2699#define request_modules(dev)
2700#define flush_request_modules(dev)
2695#endif /* CONFIG_MODULES */ 2701#endif /* CONFIG_MODULES */
2696 2702
2697/* 2703/*
@@ -3118,6 +3124,8 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
3118 3124
3119 em28xx_info("disconnecting %s\n", dev->vdev->name); 3125 em28xx_info("disconnecting %s\n", dev->vdev->name);
3120 3126
3127 flush_request_modules(dev);
3128
3121 /* wait until all current v4l2 io is finished then deallocate 3129 /* wait until all current v4l2 io is finished then deallocate
3122 resources */ 3130 resources */
3123 mutex_lock(&dev->lock); 3131 mutex_lock(&dev->lock);