remove some unneeded #ifdefs from dvb/ttusb-dec/ttusb_dec.c

@@ -28,11 +28,7 @@
 #include <linux/usb.h>
 #include <linux/interrupt.h>
 #include <linux/firmware.h>
-#if defined(CONFIG_CRC32) || defined(CONFIG_CRC32_MODULE)
 #include <linux/crc32.h>
-#else
-#warning "CRC checking of firmware not available"
-#endif
 #include <linux/init.h>
 
 #include "dmxdev.h"

@@ -1165,9 +1161,7 @@
 	u16 firmware_csum = 0;
 	u16 firmware_csum_ns;
 	u32 firmware_size_nl;
-#if defined(CONFIG_CRC32) || defined(CONFIG_CRC32_MODULE)
 	u32 crc32_csum, crc32_check, tmp;
-#endif
 	const struct firmware *fw_entry = NULL;
 	dprintk("%s\n", __FUNCTION__);
 

@@ -1189,7 +1183,6 @@
 	/* a 32 bit checksum over the first 56 bytes of the DSP Code is stored
 	   at offset 56 of file, so use it to check if the firmware file is
 	   valid. */
-#if defined(CONFIG_CRC32) || defined(CONFIG_CRC32_MODULE)
 	crc32_csum = crc32(~0L, firmware, 56) ^ ~0L;
 	memcpy(&tmp, &firmware[56], 4);
 	crc32_check = htonl(tmp);

@@ -1199,7 +1192,6 @@
 			__FUNCTION__, crc32_csum, crc32_check);
 		return -1;
 	}
-#endif
 	memcpy(idstring, &firmware[36], 20);
 	idstring[20] = '\0';
 	printk(KERN_INFO "ttusb_dec: found DSP code \"%s\".\n", idstring);