From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chien Tung Subject: [PATCH] RDMA/nes: fix incorrect unlock in nes_process_mac_intr Date: Tue, 25 May 2010 10:13:09 -0500 Message-ID: <20100525151309.GA2688@ctung-MOBL> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Roland Dreier Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org commit ce6e74f2 introduced a problem where unlock took place only within an if statement. sparse warning: drivers/infiniband/hw/nes/nes_hw.c:2643:9: warning: context imbalance in 'nes_process_mac_intr' - different lock contexts for basic block Reported-by: Roland Dreier Signed-off-by: Chien Tung --- drivers/infiniband/hw/nes/nes_hw.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index bb9c775..57874a1 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -2584,7 +2584,6 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) break; } } - spin_unlock_irqrestore(&nesadapter->phy_lock, flags); if (phy_data & 0x0004) { if (wide_ppm_offset && @@ -2639,6 +2638,8 @@ static void nes_process_mac_intr(struct nes_device *nesdev, u32 mac_number) } } + spin_unlock_irqrestore(&nesadapter->phy_lock, flags); + nesadapter->mac_sw_state[mac_number] = NES_MAC_SW_IDLE; } -- 1.6.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html