Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 13/64] of: unittest: kmemleak in of_unittest_overlay_high_level() | Date | Wed, 22 Apr 2020 11:56:57 +0200 |
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From: Frank Rowand <frank.rowand@sony.com>
commit 145fc138f9aae4f9e1331352e301df28e16aed35 upstream.
kmemleak reports several memory leaks from devicetree unittest. This is the fix for problem 3 of 5.
of_unittest_overlay_high_level() failed to kfree the newly created property when the property named 'name' is skipped.
Fixes: 39a751a4cb7e ("of: change overlay apply input data from unflattened to FDT") Reported-by: Erhard F. <erhard_f@mailbox.org> Signed-off-by: Frank Rowand <frank.rowand@sony.com> Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/of/unittest.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -2448,8 +2448,11 @@ static __init void of_unittest_overlay_h goto err_unlock; } if (__of_add_property(of_symbols, new_prop)) { + kfree(new_prop->name); + kfree(new_prop->value); + kfree(new_prop); /* "name" auto-generated by unflatten */ - if (!strcmp(new_prop->name, "name")) + if (!strcmp(prop->name, "name")) continue; unittest(0, "duplicate property '%s' in overlay_base node __symbols__", prop->name);
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