ASoC: qcom: q6dsp: Fix an off-by-one in q6adm_alloc_copp()

stable inclusion
from stable-v5.10.137
commit 60e494b4d5784e83314ac00f72ce8e1e4c9f29f7
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I60PLB

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=60e494b4d5784e83314ac00f72ce8e1e4c9f29f7



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[ Upstream commit 673f58f6 ]

find_first_zero_bit() returns MAX_COPPS_PER_PORT at max here.
So 'idx' should be tested with ">=" or the test can't match.

Fixes: 7b20b2be ("ASoC: qdsp6: q6adm: Add q6adm driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/0fca3271649736053eb9649d87e1ca01b056be40.1658394124.git.christophe.jaillet@wanadoo.fr


Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: Wei Li <liwei391@huawei.com>