scsi: qla1280: Remove redundant variable

Variable toke is being assigned a value that is never read. The variable is
redundant, remove it.

Cleans up clang scan build warning:
warning: Although the value stored to 'toke' is used in the enclosing
expression, the value is never actually read from 'toke'
[deadcode.DeadStores]

Link: https://lore.kernel.org/r/20220518102103.514701-1-colin.i.king@gmail.comSigned-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla1280.c

@@ -4037,7 +4037,6 @@ qla1280_setup(char *s)
 {
 	char *cp, *ptr;
 	unsigned long val;
-	int toke;
 
 	cp = s;
 
@@ -4052,7 +4051,7 @@ qla1280_setup(char *s)
 		} else
 			val = simple_strtoul(ptr, &ptr, 0);
 
-		switch ((toke = qla1280_get_token(cp))) {
+		switch (qla1280_get_token(cp)) {
 		case TOKEN_NVRAM:
 			if (!val)
 				driver_setup.no_nvram = 1;