FROMGIT: ASoC: qcom: sdm845: Fix array out of bounds access

Static analysis Coverity had detected a potential array out-of-bounds
write issue due to the fact that MAX AFE port Id was set to 16 instead
of using AFE_PORT_MAX macro.

Fix this by properly using AFE_PORT_MAX macro.

Fixes: 1b93a884 ("ASoC: qcom: sdm845: handle soundwire stream")
Reported-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210309142129.14182-2-srinivas.kandagatla@linaro.org


Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: Id6a064a3f1b5f21730edc2edf033a6346e3ab3ff
(cherry picked from commit a5fd5e475655d3830f376e29ca6a7222dc7074cf
 https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next)