[PATCH] SPI: at25: do not use pointer before assignment

Prevents a potential oops with CONFIG_SPI_DEBUG given flakey hardware or
incorrect configuration.
Signed-off-by: NAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: NDavid Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/spi/at25.c

@@ -291,7 +291,7 @@ static int at25_probe(struct spi_device *spi)
 	 */
 	sr = spi_w8r8(spi, AT25_RDSR);
 	if (sr < 0 || sr & AT25_SR_nRDY) {
-		dev_dbg(&at25->spi->dev, "rdsr --> %d (%02x)\n", sr, sr);
+		dev_dbg(&spi->dev, "rdsr --> %d (%02x)\n", sr, sr);
 		err = -ENXIO;
 		goto fail;
 	}