3.13.11-ckt17 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Axel Lin <axel.lin@xxxxxxxxxx>
commit 0e0cd9ea8961b82947a40471080e7968b634820e upstream.
The memory allocated for chip is not freed anywhere.
Convert to use devm_kzalloc to fix the memory leak.
Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
drivers/spi/spi-fsl-dspi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index b8d897c..2279278 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -336,7 +336,8 @@ static int dspi_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
/* Only alloc on first setup */
chip = spi_get_ctldata(spi);
if (chip == NULL) {
- chip = kcalloc(1, sizeof(struct chip_data), GFP_KERNEL);
+ chip = devm_kzalloc(&spi->dev, sizeof(struct chip_data),
+ GFP_KERNEL);
if (!chip)
return -ENOMEM;
}
@@ -347,7 +348,6 @@ static int dspi_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
fmsz = spi->bits_per_word - 1;
} else {
pr_err("Invalid wordsize\n");
- kfree(chip);
return -ENODEV;
}
--
1.9.1
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