char/mwave: remove redundant initialization of variable bRC

The variable bRC is being initialized with a value that is never read
and it is being updated later with a new value.  The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20200611152708.927344-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/char/mwave/smapi.c

@@ -126,7 +126,7 @@ static int smapi_request(unsigned short inBX, unsigned short inCX,
 
 int smapi_query_DSP_cfg(SMAPI_DSP_SETTINGS * pSettings)
 {
-	int bRC = -EIO;
+	int bRC;
 	unsigned short usAX, usBX, usCX, usDX, usDI, usSI;
 	static const unsigned short ausDspBases[] = {
 		0x0030, 0x4E30, 0x8E30, 0xCE30,
@@ -497,7 +497,7 @@ exit_smapi_request_error:
 
 int smapi_set_DSP_power_state(bool bOn)
 {
-	int bRC = -EIO;
+	int bRC;
 	unsigned short usAX, usBX, usCX, usDX, usDI, usSI;
 	unsigned short usPowerFunction;