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fde25a9b63
As part of the removal of get_driver()/put_driver(), this patch (as1510) changes driver_find(); it now drops the reference it acquires before returning. The patch also adjusts all the callers of driver_find() to remove the now unnecessary calls to put_driver(). In addition, the patch adds a warning to driver_find(): Callers must make sure the driver they are searching for does not get unloaded while they are using it. This has always been the case; driver_find() has never prevented a driver from being unregistered or unloaded. Hence the patch will not introduce any new bugs. The existing callers all seem to be okay in this respect, however I don't understand the video drivers well enough to be certain about them. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: Kyungmin Park <kyungmin.park@samsung.com> CC: Andy Walls <awalls@md.metrocast.net> CC: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
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| .. | ||
| ivtv-cards.c | ||
| ivtv-cards.h | ||
| ivtv-controls.c | ||
| ivtv-controls.h | ||
| ivtv-driver.c | ||
| ivtv-driver.h | ||
| ivtv-fileops.c | ||
| ivtv-fileops.h | ||
| ivtv-firmware.c | ||
| ivtv-firmware.h | ||
| ivtv-gpio.c | ||
| ivtv-gpio.h | ||
| ivtv-i2c.c | ||
| ivtv-i2c.h | ||
| ivtv-ioctl.c | ||
| ivtv-ioctl.h | ||
| ivtv-irq.c | ||
| ivtv-irq.h | ||
| ivtv-mailbox.c | ||
| ivtv-mailbox.h | ||
| ivtv-queue.c | ||
| ivtv-queue.h | ||
| ivtv-routing.c | ||
| ivtv-routing.h | ||
| ivtv-streams.c | ||
| ivtv-streams.h | ||
| ivtv-udma.c | ||
| ivtv-udma.h | ||
| ivtv-vbi.c | ||
| ivtv-vbi.h | ||
| ivtv-version.h | ||
| ivtv-yuv.c | ||
| ivtv-yuv.h | ||
| ivtvfb.c | ||
| Kconfig | ||
| Makefile | ||