rslib: decode_rs: Code cleanup

Nothing useful was done after the finish label when count is negative so
return directly instead of jumping to finish.
Signed-off-by: Ferdinand Blomqvist <ferdinand.blomqvist@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190620141039.9874-5-ferdinand.blomqvist@gmail.com

lib/reed_solomon/decode_rs.c

@@ -88,8 +88,7 @@
 		/* if syndrome is zero, data[] is a codeword and there are no
 		 * errors to correct. So return data[] unmodified
 		 */
-		count = 0;
-		goto finish;
+		return 0;
 	}
 
  decode:
@@ -202,8 +201,7 @@
 		 * deg(lambda) unequal to number of roots => uncorrectable
 		 * error detected
 		 */
-		count = -EBADMSG;
-		goto finish;
+		return -EBADMSG;
 	}
 	/*
 	 * Compute err+eras evaluator poly omega(x) = s(x)*lambda(x) (modulo
@@ -261,7 +259,6 @@
 		}
 	}
 
-finish:
 	if (eras_pos != NULL) {
 		for (i = 0; i < count; i++)
 			eras_pos[i] = loc[i] - pad;