From: Ding Xiang <dingxiang@xxxxxxxxxxxxxxxxxxxx> [ Upstream commit c6e1241a82e6e74d1ae5cc34581dab2ffd6022d0 ] if device_register return error, iounmap should be called, also iounmap need to call before put_device. Signed-off-by: Ding Xiang <dingxiang@xxxxxxxxxxxxxxxxxxxx> Reviewed-by: Atsushi Nemoto <anemo@xxxxxxxxxxxxx> Signed-off-by: Paul Burton <paul.burton@xxxxxxxx> Patchwork: https://patchwork.linux-mips.org/patch/20476/ Cc: ralf@xxxxxxxxxxxxxx Cc: jhogan@xxxxxxxxxx Cc: linux-mips@xxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/mips/txx9/generic/setup.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c index 1791a44ee570a..20aaf77166e85 100644 --- a/arch/mips/txx9/generic/setup.c +++ b/arch/mips/txx9/generic/setup.c @@ -959,12 +959,11 @@ void __init txx9_sramc_init(struct resource *r) goto exit_put; err = sysfs_create_bin_file(&dev->dev.kobj, &dev->bindata_attr); if (err) { - device_unregister(&dev->dev); iounmap(dev->base); - kfree(dev); + device_unregister(&dev->dev); } return; exit_put: + iounmap(dev->base); put_device(&dev->dev); - return; } -- 2.20.1