Merge branch 'linux-4.7' of git://github.com/skeggsb/linux into drm-fixes

[deliverable/linux.git] / arch / arm / kernel / process.c

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index a647d6642f3e24310c1641506d34196c56cc71ed..4a803c5a1ff7276859b823a7b9b02dc24ee6e564 100644 (file)
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -420,7 +420,8 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
        npages = 1; /* for sigpage */
        npages += vdso_total_pages;
 
-       down_write(&mm->mmap_sem);
+       if (down_write_killable(&mm->mmap_sem))
+               return -EINTR;
        hint = sigpage_addr(mm, npages);
        addr = get_unmapped_area(NULL, hint, npages << PAGE_SHIFT, 0, 0);
        if (IS_ERR_VALUE(addr)) {