spi: fsl-dspi: Fix memory leak
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@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
index 7f0dddb..c5ecfc1 100644
--- a/drivers/spi/spi-fsl-dspi.c
+++ b/drivers/spi/spi-fsl-dspi.c
@@ -342,7 +342,8 @@
/* 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;
}
@@ -353,7 +354,6 @@
fmsz = spi->bits_per_word - 1;
} else {
pr_err("Invalid wordsize\n");
- kfree(chip);
return -ENODEV;
}
