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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-05-06 20:37:42 +0300
committerEmmanuel Grumbach <emmanuel.grumbach@intel.com>2014-05-06 20:37:42 +0300
commitcebeb0f1885fa93c44be5d4e0b9b640210ff088c (patch)
treea33e4af4ddaa7a57f997ab9a2baceb48209670cd /kernel/trace/trace_stack.c
parent939ecf6b14c46e3448411a934418311b492bfee4 (diff)
parent48d11dc37977614a461bfedddc52d1c651bc279f (diff)
Merge remote-tracking branch 'wireless-next/master' into iwlwifi-next
Diffstat (limited to 'kernel/trace/trace_stack.c')
-rw-r--r--kernel/trace/trace_stack.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index e6be585cf06aa..21b320e5d163c 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -13,6 +13,7 @@
#include <linux/sysctl.h>
#include <linux/init.h>
#include <linux/fs.h>
+#include <linux/magic.h>
#include <asm/setup.h>
@@ -144,6 +145,8 @@ check_stack(unsigned long ip, unsigned long *stack)
i++;
}
+ BUG_ON(current != &init_task &&
+ *(end_of_stack(current)) != STACK_END_MAGIC);
out:
arch_spin_unlock(&max_stack_lock);
local_irq_restore(flags);