From: Nicholas Mc Guire
[ Upstream commit d396cb185c0337aae5664b250cdd9a73f6eb1503 ]
Relying on an unchecked of_iomap() which can return NULL is problematic
here, an explicit check seems mandatory. Also the call to
of_find_compatible_node() returns a device node with refcount incremented
From: Nicholas Mc Guire
[ Upstream commit d396cb185c0337aae5664b250cdd9a73f6eb1503 ]
Relying on an unchecked of_iomap() which can return NULL is problematic
here, an explicit check seems mandatory. Also the call to
of_find_compatible_node() returns a device node with refcount incremented
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