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NXP/FSL SoC driver updates for v5.1 take3

Browse source 
DPIO driver
 - fixed a use after free problem
 - fixed a memory leak on error path
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Merge tag 'soc-fsl-next-v5.1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/drivers

NXP/FSL SoC driver updates for v5.1 take3

DPIO driver
- fixed a use after free problem
- fixed a memory leak on error path

* tag 'soc-fsl-next-v5.1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
  soc: fsl: dpio: fix memory leak of a struct qbman on error exit path
  soc: fsl: dpio: Use after free in dpaa2_dpio_remove()

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2019-02-20 16:12:49 +01:00
parent bb8727096c bd3bd3b36d
commit 3b96fe66c7
2 changed files with 2 additions and 1 deletions
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2
drivers/soc/fsl/dpio/dpio-driver.c
View file

@ -220,12 +220,12 @@ static int dpaa2_dpio_remove(struct fsl_mc_device *dpio_dev)
dev = &dpio_dev->dev;
priv = dev_get_drvdata(dev);
cpu = dpaa2_io_get_cpu(priv->io);
dpaa2_io_down(priv->io);
dpio_teardown_irqs(dpio_dev);
cpu = dpaa2_io_get_cpu(priv->io);
cpumask_set_cpu(cpu, cpus_unused_mask);
err = dpio_open(dpio_dev->mc_io, 0, dpio_dev->obj_desc.id,

1
drivers/soc/fsl/dpio/qbman-portal.c
View file

@ -180,6 +180,7 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
reg = qbman_read_register(p, QBMAN_CINH_SWP_CFG);
if (!reg) {
pr_err("qbman: the portal is not enabled!\n");
kfree(p);
return NULL;
}