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-rw-r--r--arch/arm/kernel/process.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 1e6c33d..d03b5bd 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -471,17 +471,18 @@ const char *arch_vma_name(struct vm_area_struct *vma)
"[sigpage]" : NULL;
}
+static struct page *signal_page;
extern struct page *get_signal_page(void);
int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
{
struct mm_struct *mm = current->mm;
- struct page *page;
unsigned long addr;
int ret;
- page = get_signal_page();
- if (!page)
+ if (!signal_page)
+ signal_page = get_signal_page();
+ if (!signal_page)
return -ENOMEM;
down_write(&mm->mmap_sem);
@@ -493,7 +494,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
ret = install_special_mapping(mm, addr, PAGE_SIZE,
VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC,
- &page);
+ &signal_page);
if (ret == 0)
mm->context.sigpage = addr;
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