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Two fixes for bugs in Exynos power domain error exit path:

Browse Source 
1. kfree() of read-only memory (name of power domain returned
    by kstrdup_const()),
 2. Doubled of_node_put() leading to invalid ref count for OF node.
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Merge tag 'samsung-mach-fixes-4.2' of https://github.com/krzk/linux into fixes

Two fixes for bugs in Exynos power domain error exit path:
1. kfree() of read-only memory (name of power domain returned
   by kstrdup_const()),
2. Doubled of_node_put() leading to invalid ref count for OF node.

* tag 'samsung-mach-fixes-4.2' of https://github.com/krzk/linux:
  ARM: EXYNOS: fix double of_node_put() on error path
  ARM: EXYNOS: Fix potentian kfree() of ro memory

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson 2015-08-13 12:18:45 +02:00
commit 07616f013b
1 changed files with 1 additions and 2 deletions
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3
arch/arm/mach-exynos/pm_domains.c
View File

@ -146,9 +146,8 @@ static __init int exynos4_pm_init_power_domain(void)
pd->base = of_iomap(np, 0);
if (!pd->base) {
pr_warn("%s: failed to map memory\n", __func__);
kfree(pd->pd.name);
kfree_const(pd->pd.name);
kfree(pd);
of_node_put(np);
continue;
}