Merge commit 'v2.6.34-rc2' into perf/core

Merge reason: Pick up latest perf fixes from upstream.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 12 insertions, 6 deletions

diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index 715c518b1b68f..4dd786b99b8b6 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -578,6 +578,7 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 	struct spi_master *spi_cntrl;
 	u32 l = 0, div = 0;
 	u8 word_len = spi->bits_per_word;
+	u32 speed_hz = spi->max_speed_hz;
 
 	mcspi = spi_master_get_devdata(spi->master);
 	spi_cntrl = mcspi->master;
@@ -587,9 +588,12 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 
 	cs->word_len = word_len;
 
-	if (spi->max_speed_hz) {
+	if (t && t->speed_hz)
+		speed_hz = t->speed_hz;
+
+	if (speed_hz) {
 		while (div <= 15 && (OMAP2_MCSPI_MAX_FREQ / (1 << div))
-					> spi->max_speed_hz)
+					> speed_hz)
 			div++;
 	} else
 		div = 15;
@@ -751,11 +755,13 @@ static void omap2_mcspi_cleanup(struct spi_device *spi)
 	mcspi = spi_master_get_devdata(spi->master);
 	mcspi_dma = &mcspi->dma_channels[spi->chip_select];
 
-	/* Unlink controller state from context save list */
-	cs = spi->controller_state;
-	list_del(&cs->node);
+	if (spi->controller_state) {
+		/* Unlink controller state from context save list */
+		cs = spi->controller_state;
+		list_del(&cs->node);
 
-	kfree(spi->controller_state);
+		kfree(spi->controller_state);
+	}
 
 	if (mcspi_dma->dma_rx_channel != -1) {
 		omap_free_dma(mcspi_dma->dma_rx_channel);