---

yaml --- r: 144363 b: refs/heads/master c: 0816178 h: refs/heads/master i: 144361: fd4d8e0 144359: a99982b v: v3
git-mirror · May 2, 2009 · eeccf3a · eeccf3a
1 parent 5f78375
commit eeccf3a
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b827e496c893de0c0f142abfaeb8730a2fd6b37f
+refs/heads/master: 0816178638c15ce5472d39d771a96860dff4141a
diff --git a/trunk/fs/proc/task_mmu.c b/trunk/fs/proc/task_mmu.c
@@ -665,6 +665,10 @@ static ssize_t pagemap_read(struct file *file, char __user *buf,
 		goto out_task;
 
 	ret = 0;
+
+	if (!count)
+		goto out_task;
+
 	mm = get_task_mm(task);
 	if (!mm)
 		goto out_task;