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Message-Id: <1380572952-30729-6-git-send-email-andi@firstfloor.org> Date: Mon, 30 Sep 2013 13:29:06 -0700 From: Andi Kleen <andi@...stfloor.org> To: linux-kernel@...r.kernel.org Cc: Andi Kleen <ak@...ux.intel.com>, viro@...iv.linux.org.uk Subject: [PATCH 05/11] seq_file: Handle ->next error in seq_read From: Andi Kleen <ak@...ux.intel.com> When ->next fails the error would not be returned to user space. Add the missing check. Cc: viro@...iv.linux.org.uk Signed-off-by: Andi Kleen <ak@...ux.intel.com> --- fs/seq_file.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/seq_file.c b/fs/seq_file.c index 3135c25..e16b4a8 100644 --- a/fs/seq_file.c +++ b/fs/seq_file.c @@ -262,6 +262,8 @@ Fill: pos = next; } m->op->stop(m, p); + if (err) + goto Done; n = min(m->count, size); err = copy_to_user(buf, m->buf, n); if (err) -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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