--- linux/ipc/shm.c.~1~	Thu Feb 28 14:43:42 2002
+++ linux/ipc/shm.c	Fri Mar  1 16:31:07 2002
@@ -679,9 +679,10 @@
 	for (shmd = mm->mmap; shmd; shmd = shmdnext) {
 		shmdnext = shmd->vm_next;
 		if (shmd->vm_ops == &shm_vm_ops
-		    && shmd->vm_start - (shmd->vm_pgoff << PAGE_SHIFT) == (ulong) shmaddr)
+		    && shmd->vm_start - (shmd->vm_pgoff << PAGE_SHIFT) == (ulong) shmaddr) {
 			do_munmap(mm, shmd->vm_start, shmd->vm_end - shmd->vm_start);
 			retval = 0;
+		}
 	}
 	up_write(&mm->mmap_sem);
 	return retval;