Importing "grsecurity-3.1-3.19.2-201503201903.patch"

[people/ms/linux.git] / arch / powerpc / kernel / irq.c

diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 45096033d37bf7082bfe80dd7a25c782a4b1943a..cdb491f53787521ca9897e957a405156a97f5a99 100644 (file)
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -460,6 +460,8 @@ void migrate_irqs(void)
 }
 #endif
 
+extern void gr_handle_kernel_exploit(void);
+
 static inline void check_stack_overflow(void)
 {
 #ifdef CONFIG_DEBUG_STACKOVERFLOW
@@ -472,6 +474,7 @@ static inline void check_stack_overflow(void)
                pr_err("do_IRQ: stack overflow: %ld\n",
                        sp - sizeof(struct thread_info));
                dump_stack();
+               gr_handle_kernel_exploit();
        }
 #endif
 }