staging/mt29f_spinand: coding style fixes

This patch fixes the coding style error :
"WARNING: else is not generally useful after a break or return"
reported by checkpatch.pl
Signed-off-by: Vibi Sreenivasan <vibisreenivasan@linuxmail.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt29f_spinand/mt29f_spinand.c

@@ -252,15 +252,13 @@ static int spinand_enable_ecc(struct spi_device *spi_nand)
 	if (retval < 0)
 		return retval;
 
-	if ((otp & OTP_ECC_MASK) == OTP_ECC_MASK) {
+	if ((otp & OTP_ECC_MASK) == OTP_ECC_MASK)
 		return 0;
-	} else {
 	otp |= OTP_ECC_MASK;
 	retval = spinand_set_otp(spi_nand, &otp);
 	if (retval < 0)
 		return retval;
 	return spinand_get_otp(spi_nand, &otp);
-	}
 }
 #endif
 
@@ -279,7 +277,7 @@ static int spinand_disable_ecc(struct spi_device *spi_nand)
 		if (retval < 0)
 			return retval;
 		return spinand_get_otp(spi_nand, &otp);
-	} else
+	}
 	return 0;
 }
 
@@ -529,7 +527,7 @@ static int spinand_program_page(struct spi_device *spi_nand,
 				dev_err(&spi_nand->dev,
 					"program error, page %d\n", page_id);
 				return -1;
-			} else
+			}
 			break;
 		}
 	}
@@ -605,7 +603,7 @@ static int spinand_erase_block(struct spi_device *spi_nand, u16 block_id)
 				dev_err(&spi_nand->dev,
 					"erase error, block %d\n", block_id);
 				return -1;
-			} else
+			}
 			break;
 		}
 	}