Commit 1f2112af authored Jul 21, 2015 by Uwe Kleine-König Committed by Mark Brown Jul 21, 2015

spi: mpc512x-psc: fix compiler warning about uninitialized variable

This fixes several warnings like:

drivers/spi/spi-mpc512x-psc.c: In function 'mpc512x_psc_spi_prep_xfer_hw':
arch/powerpc/include/asm/io.h:163:2: warning: '__ret' may be used uninitialized in this function [-Wmaybe-uninitialized]

introduced in commit 8bf96098 for some build configurations.

Fixes: 8bf96098 ("spi: mpc512x-psc: add support for Freescale MPC5125")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

parent 54e7ad47

drivers/spi/spi-mpc512x-psc.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -40,7 +40,7 @@ enum {
		* MPC5121 (which uses a struct mpc52xx_psc) and MPC5125 (using mpc5125_psc).
		*/
		#define psc_addr(mps, regname) ({ \
		void *__ret; \
		void *__ret = NULL; \
		switch (mps->type) { \
		case TYPE_MPC5121: { \
		struct mpc52xx_psc __iomem *psc = mps->psc; \