On Thu, Feb 2, 2017 at 12:34 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote: > I got a link error in allyesconfig: > > drivers/staging/media/platform/bcm2835/bcm2835-camera.o: In function `vidioc_enum_framesizes': > bcm2835-camera.c:(.text.vidioc_enum_framesizes+0x0): multiple definition of `vidioc_enum_framesizes' > drivers/media/platform/vivid/vivid-vid-cap.o:vivid-vid-cap.c:(.text.vidioc_enum_framesizes+0x0): first defined here > > While both drivers are equally at fault for this problem, the bcm2835 one was > just added and is easier to fix, as it is only one file, and none of its symbols > need to be globally visible. This marks the three global symbols as static. > > Fixes: 7b3ad5abf027 ("staging: Import the BCM2835 MMAL-based V4L2 camera driver.") > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Please disregard this patch version, it's broken. > @@ -50,7 +50,7 @@ MODULE_AUTHOR("Vincent Sanders"); > MODULE_LICENSE("GPL"); > MODULE_VERSION(BM2835_MMAL_VERSION); > > -int bcm2835_v4l2_debug; > +static int bcm2835_v4l2_debug; > module_param_named(debug, bcm2835_v4l2_debug, int, 0644); > MODULE_PARM_DESC(bcm2835_v4l2_debug, "Debug level 0-2"); > This symbol is in fact used in more than one file. Arnd _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel