staging: bcm: Remove redundant casting in Bcmchar.c

Casting value returned by kzalloc is useless.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/bcm/Bcmchar.c

@@ -1648,7 +1648,7 @@ static int bcm_char_ioctl_flash2x_section_read(void __user *argp,
 
 	ReadOffset = sFlash2xRead.offset;
 	OutPutBuff = IoBuffer.OutputBuffer;
-	pReadBuff = (PCHAR)kzalloc(BuffSize , GFP_KERNEL);
+	pReadBuff = kzalloc(BuffSize , GFP_KERNEL);
 
 	if (pReadBuff == NULL) {
 		BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,