X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=mm%2Fmmap.c;h=3354fdd83d4bde726d7bb2d2a0951debd4cbc51b;hb=59d88c00cafe5192b058abf4f3ce17c2e27d1c09;hp=669499e7c2f533291f21157da4da4978f3f6ea69;hpb=80119ef5c8153e0a6cc5edf00c083dc98a9bd348;p=linux-2.6

diff --git a/mm/mmap.c b/mm/mmap.c
index 669499e7c2..3354fdd83d 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;
 
 	/*