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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:15:21 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:15:21 +0200
commitf9e8e07e074a880e110922759dcdb369fecdf07c (patch)
tree61bc9a61e0a0546a81d699047d9e001c50b52d50 /mm/mmap.c
parente9886ca3a93d7d041d3de8e5acebe213da777d59 (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into sched-develtip-sched-devel-2008-06-16_09.15_Mon
Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index 669499e7c2f5..3354fdd83d4b 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -245,10 +245,16 @@ asmlinkage unsigned long sys_brk(unsigned long brk)
unsigned long rlim, retval;
unsigned long newbrk, oldbrk;
struct mm_struct *mm = current->mm;
+ unsigned long min_brk;
down_write(&mm->mmap_sem);
- if (brk < mm->start_brk)
+#ifdef CONFIG_COMPAT_BRK
+ min_brk = mm->end_code;
+#else
+ min_brk = mm->start_brk;
+#endif
+ if (brk < min_brk)
goto out;
/*