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authorKevin Hilman <khilman@linaro.org>2015-06-11 14:44:21 -0700
committerKevin Hilman <khilman@linaro.org>2015-06-11 14:44:21 -0700
commiteec6492861055a356f3dbc6786d9eac49778e7fe (patch)
treed0b0a1eaaa608a5dfb50fc2ae08842ab3ad08866 /fs/exec.c
parentd50bfa4763e39d6372deabfd87df913e6a66ef0f (diff)
parent2be2a3ff42a52e926cbd1cc1d376a161a9a73667 (diff)
Merge tag 'samsung-mach-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/soc
Samsung updates for v4.2 - add failure(exception) handling : of_iomap(), of_find_device_by_node() and kstrdup() - add common poweroff to use PS_HOLD based for all of exynos SoCs - add exnos_get/set_boot_addr() helper - constify platform_device_id and irq_domain_ops - get current parent clock for power domain on/off - use core_initcall to register power domain driver - make exynos_core_restart() less verbose - add support coupled CPUidle for exynos3250 - fix exynos_boot_secondary() return value on timeout - fix clk_enable() in s3c24xx adc - fix missing of_node_put() for power domains * tag 'samsung-mach-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: (301 commits) ARM: EXYNOS: register power domain driver from core_initcall ARM: EXYNOS: use PS_HOLD based poweroff for all supported SoCs ARM: SAMSUNG: Constify platform_device_id ARM: EXYNOS: Constify irq_domain_ops ARM: EXYNOS: add coupled cpuidle support for Exynos3250 ARM: EXYNOS: add exynos_get_boot_addr() helper ARM: EXYNOS: add exynos_set_boot_addr() helper ARM: EXYNOS: make exynos_core_restart() less verbose ARM: EXYNOS: fix exynos_boot_secondary() return value on timeout ARM: EXYNOS: Get current parent clock for power domain on/off ARM: SAMSUNG: fix clk_enable() WARNing in S3C24XX ADC ARM: EXYNOS: Add missing of_node_put() when parsing power domains ARM: EXYNOS: Handle of_find_device_by_node() and kstrdup() failures ARM: EXYNOS: Handle of of_iomap() failure Linux 4.1-rc4 ....
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 49a1c61433b7..1977c2a553ac 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -659,6 +659,9 @@ int setup_arg_pages(struct linux_binprm *bprm,
if (stack_base > STACK_SIZE_MAX)
stack_base = STACK_SIZE_MAX;
+ /* Add space for stack randomization. */
+ stack_base += (STACK_RND_MASK << PAGE_SHIFT);
+
/* Make sure we didn't let the argument array grow too large. */
if (vma->vm_end - vma->vm_start > stack_base)
return -ENOMEM;