[PATCH] spi: dw: Don't call kfree for memory allocated by devm_kzalloc

[Axel Lin <axel.lin-8E1dMatC8ynQT0dZR+AlfA@public.gmane.org>]

With devm_kzalloc, the memory is automatically freed when spi_device detach from
the bus.

Fixes: commit 04f421e7b0b1 (spi: dw: use managed resources)
Signed-off-by: Axel Lin <axel.lin-8E1dMatC8ynQT0dZR+AlfA@public.gmane.org>
---
 drivers/spi/spi-dw.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 8b7e4a3..712ac562 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -664,12 +664,6 @@ static int dw_spi_setup(struct spi_device *spi)
 	return 0;
 }
 
-static void dw_spi_cleanup(struct spi_device *spi)
-{
-	struct chip_data *chip = spi_get_ctldata(spi);
-	kfree(chip);
-}
-
 static int init_queue(struct dw_spi *dws)
 {
 	INIT_LIST_HEAD(&dws->queue);
@@ -799,7 +793,6 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
 	master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
 	master->bus_num = dws->bus_num;
 	master->num_chipselect = dws->num_cs;
-	master->cleanup = dw_spi_cleanup;
 	master->setup = dw_spi_setup;
 	master->transfer = dw_spi_transfer;
 	master->max_speed_hz = dws->max_freq;
-- 
1.8.3.2



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