Message ID | 1438783516-13283-1-git-send-email-baijiaju1990@163.com |
---|---|
State | Accepted |
Delegated to: | Jeff Kirsher |
Headers | show |
> From: netdev-owner@vger.kernel.org [mailto:netdev-owner@vger.kernel.org] > On Behalf Of Jia-Ju Bai > Sent: Wednesday, August 05, 2015 7:05 AM > To: Kirsher, Jeffrey T; Brandeburg, Jesse > Cc: intel-wired-lan@lists.osuosl.org; netdev@vger.kernel.org; linux- > kernel@vger.kernel.org; Jia-Ju Bai > Subject: [PATCH] igb: Fix a memory leak in igb_probe > > In error handling code of igb_probe, the memory adapter->shadow_vfta > allocated by kcalloc in igb_sw_init is not freed. So when register_netdev > or igb_init_i2c is failed, a memory leak will occur. > This patch adds kfree to fix it. > > Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com> > --- > drivers/net/ethernet/intel/igb/igb_main.c | 1 + > 1 file changed, 1 insertion(+) Tested-by: Aaron Brown <aaron.f.brown@intel.com>
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 2f70a9b..3efb757 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -2645,6 +2645,7 @@ err_eeprom: if (hw->flash_address) iounmap(hw->flash_address); err_sw_init: + kfree(adapter->shadow_vfta); igb_clear_interrupt_scheme(adapter); pci_iounmap(pdev, hw->hw_addr); err_ioremap:
In error handling code of igb_probe, the memory adapter->shadow_vfta allocated by kcalloc in igb_sw_init is not freed. So when register_netdev or igb_init_i2c is failed, a memory leak will occur. This patch adds kfree to fix it. Signed-off-by: Jia-Ju Bai <baijiaju1990@163.com> --- drivers/net/ethernet/intel/igb/igb_main.c | 1 + 1 file changed, 1 insertion(+)