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ASoC: qdsp6: fix a use after free bug in open()
authorDan Carpenter <dan.carpenter@oracle.com>
Fri, 17 Dec 2021 15:00:07 +0000 (18:00 +0300)
committerMark Brown <broonie@kernel.org>
Tue, 21 Dec 2021 18:05:40 +0000 (18:05 +0000)
commitac1e6bc146d45e15f0a5c0908338f918f6261388
tree256201d9a93e8927b1f4d82435eba71f2ce32061
parent2dc643cd756398c3013fcc2d3c2a07c9c4a0a3bd
ASoC: qdsp6: fix a use after free bug in open()

This code frees "graph" and then dereferences to save the error code.
Save the error code first and then use gotos to unwind the allocation.

Fixes: 59716aa3f976 ("ASoC: qdsp6: Fix an IS_ERR() vs NULL bug")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20211217150007.GB16611@kili
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/qcom/qdsp6/q6apm.c