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nvmem: core: Fix a resource leak on error in nvmem_add_cells_from_of() 

[ Upstream commit 72e008ce307fa2f35f6783997378b32e83122839 ]

This doesn't call of_node_put() on the error path so it leads to a
memory leak.

Fixes: 0749aa25af ("nvmem: core: fix regression in of_nvmem_cell_get()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210129171430.11328-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter 2021-01-29 17:14:26 +00:00 committed by Greg Kroah-Hartman
parent d8b7689a62
commit e40a8924eb
1 changed files with 1 additions and 0 deletions
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1
drivers/nvmem/core.c
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@ -345,6 +345,7 @@ static int nvmem_add_cells_from_of(struct nvmem_device *nvmem)
cell->name, nvmem->stride);
/* Cells already added will be freed later. */
kfree_const(cell->name);
of_node_put(cell->np);
kfree(cell);
return -EINVAL;
}