3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jarkko Nikula <jarkko.nik...@linux.intel.com>

commit 48826ee590da03e9882922edf96d8d27bdfe9552 upstream.

Commit 5fe5b767dc6f ("ASoC: dapm: Do not pretend to support controls for non
mixer/mux widgets") revealed ill-defined control in a route between
"STENL Mux" and DACs in max98090.c:

max98090 i2c-193C9890:00: Control not supported for path STENL Mux -> [NULL] -> 
DACL
max98090 i2c-193C9890:00: ASoC: no dapm match for STENL Mux --> NULL --> DACL
max98090 i2c-193C9890:00: ASoC: Failed to add route STENL Mux -> NULL -> DACL
max98090 i2c-193C9890:00: Control not supported for path STENL Mux -> [NULL] -> 
DACR
max98090 i2c-193C9890:00: ASoC: no dapm match for STENL Mux --> NULL --> DACR
max98090 i2c-193C9890:00: ASoC: Failed to add route STENL Mux -> NULL -> DACR

Since there is no control between "STENL Mux" and DACs the control name must
be NULL not "NULL".

Signed-off-by: Jarkko Nikula <jarkko.nik...@linux.intel.com>
Signed-off-by: Mark Brown <broo...@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 sound/soc/codecs/max98090.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/sound/soc/codecs/max98090.c
+++ b/sound/soc/codecs/max98090.c
@@ -1364,8 +1364,8 @@ static const struct snd_soc_dapm_route m
        {"STENL Mux", "Sidetone Left", "DMICL"},
        {"STENR Mux", "Sidetone Right", "ADCR"},
        {"STENR Mux", "Sidetone Right", "DMICR"},
-       {"DACL", "NULL", "STENL Mux"},
-       {"DACR", "NULL", "STENL Mux"},
+       {"DACL", NULL, "STENL Mux"},
+       {"DACR", NULL, "STENL Mux"},
 
        {"AIFINL", NULL, "SHDN"},
        {"AIFINR", NULL, "SHDN"},


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