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authorDavid S. Miller <davem@davemloft.net>2008-06-14 05:52:39 +0200
committerDavid S. Miller <davem@davemloft.net>2008-06-14 05:52:39 +0200
commit4ae127d1b6c71f9240dd4245f240e6dd8fc98014 (patch)
treeb7aa27b3e0c655f4613fe2146cb57d7f69e421f6 /mm/mmap.c
parentudp: reorder udp_iter_state to remove padding on 64bit builds (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6 (diff)
downloadlinux-4ae127d1b6c71f9240dd4245f240e6dd8fc98014.tar.xz
linux-4ae127d1b6c71f9240dd4245f240e6dd8fc98014.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/smc911x.c
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;
/*