[PATCH] mfd: core: fix device reference leak in mfd_clone_cell

From: Johan Hovold
Date: Tue Nov 01 2016 - 06:38:36 EST


Make sure to drop the reference taken by bus_find_device_by_name()
before returning from mfd_clone_cell().

Fixes: a9bbba996302 ("mfd: add platform_device sharing support for mfd")
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
drivers/mfd/mfd-core.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 3ac486a597f3..c57e407020f1 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -399,6 +399,8 @@ int mfd_clone_cell(const char *cell, const char **clones, size_t n_clones)
clones[i]);
}

+ put_device(dev);
+
return 0;
}
EXPORT_SYMBOL(mfd_clone_cell);
--
2.7.3