misc: at25: Get platform data via dev_get_platdata()

Access to platform data via dev_get_platdata() getter to make code cleaner.

Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211125213203.86693-5-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index 86f5433..b235f20 100644 (file)
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -378,7 +378,7 @@ MODULE_DEVICE_TABLE(spi, at25_spi_ids);
 static int at25_probe(struct spi_device *spi)
 {
        struct at25_data        *at25 = NULL;
-       struct spi_eeprom       chip;
+       struct spi_eeprom       chip, *pdata;
        int                     err;
        int                     sr;
        u8 id[FM25_ID_LEN];
@@ -393,7 +393,8 @@ static int at25_probe(struct spi_device *spi)
                is_fram = false;
 
        /* Chip description */
-       if (!spi->dev.platform_data) {
+       pdata = dev_get_platdata(&spi->dev);
+       if (!pdata) {
                if (is_fram) {
                        /* We file fields for FRAM case later on */
                        memset(&chip, 0, sizeof(chip));
@@ -403,7 +404,7 @@ static int at25_probe(struct spi_device *spi)
                                return err;
                }
        } else
-               chip = *(struct spi_eeprom *)spi->dev.platform_data;
+               chip = *pdata;
 
        /* Ping the chip ... the status register is pretty portable,
         * unlike probing manufacturer IDs.  We do expect that system