From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx> Since rc_unregister_device() frees its argument, the subsequently call to rc_free_device() on the same variable will cause a double free bug. Fix by set argument to NULL, thus when fall through to rc_free_device(), nothing will be done there. Signed-off-by: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx> --- drivers/media/rc/nuvoton-cir.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c index 40125d7..21ee0dc 100644 --- a/drivers/media/rc/nuvoton-cir.c +++ b/drivers/media/rc/nuvoton-cir.c @@ -1107,6 +1107,7 @@ exit_release_cir_addr: release_region(nvt->cir_addr, CIR_IOREG_LENGTH); exit_unregister_device: rc_unregister_device(rdev); + rdev = NULL; exit_free_dev_rdev: rc_free_device(rdev); kfree(nvt); -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
