This is a note to let you know that I've just added the patch titled
spi: dw: Don't call kfree for memory allocated by devm_kzalloc
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
spi-dw-don-t-call-kfree-for-memory-allocated-by-devm_kzalloc.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From c63f5da00845143de621e991ea186be0829647ee Mon Sep 17 00:00:00 2001
From: Axel Lin <[email protected]>
Date: Tue, 25 Mar 2014 12:44:13 +0800
Subject: spi: dw: Don't call kfree for memory allocated by devm_kzalloc
From: Axel Lin <[email protected]>
commit c63f5da00845143de621e991ea186be0829647ee upstream.
With devm_kzalloc, the memory is automatically freed when spi_device detach from
the bus.
Fixes: commit 43f627ac9de42 (spi: dw: fix memory leak on error path)
Signed-off-by: Axel Lin <[email protected]>
Acked-by: Baruch Siach <[email protected]>
Signed-off-by: Mark Brown <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/spi/spi-dw.c | 7 -------
1 file changed, 7 deletions(-)
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -671,12 +671,6 @@ static int dw_spi_setup(struct spi_devic
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);
@@ -806,7 +800,6 @@ int dw_spi_add_host(struct device *dev,
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;
Patches currently in stable-queue which might be from [email protected] are
queue-3.14/spi-dw-don-t-call-kfree-for-memory-allocated-by-devm_kzalloc.patch
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