From 5397db900a3e67a86b21860289e80b5a8d8de4cf Mon Sep 17 00:00:00 2001 From: Daeseok Youn Date: Wed, 23 Apr 2014 17:18:42 +0900 Subject: [PATCH] staging: silicom: remove redundant pci_get_drvdata() call The pci_get_drvdata() and checking NULL for dev are called twice in while loop in is_bypass_dev(). Signed-off-by: Daeseok Youn Signed-off-by: Greg Kroah-Hartman --- drivers/staging/silicom/bypasslib/bypass.c | 57 ++++++++++------------ 1 file changed, 26 insertions(+), 31 deletions(-) diff --git a/drivers/staging/silicom/bypasslib/bypass.c b/drivers/staging/silicom/bypasslib/bypass.c index 09e00dac04f3..a58251f5a8f8 100644 --- a/drivers/staging/silicom/bypasslib/bypass.c +++ b/drivers/staging/silicom/bypasslib/bypass.c @@ -149,38 +149,33 @@ static int is_bypass_dev(int if_index) while ((pdev = pci_get_class(PCI_CLASS_NETWORK_ETHERNET << 8, pdev))) { dev = pci_get_drvdata(pdev); - if (dev != NULL) { - dev = pci_get_drvdata(pdev); - if ((dev != NULL) && (dev->ifindex == if_index)) { - if ((pdev->vendor == SILICOM_VID) && - (pdev->device >= SILICOM_BP_PID_MIN) && - (pdev->device <= SILICOM_BP_PID_MAX)) { - goto send_cmd; - } -#if defined(BP_VENDOR_SUPPORT) && defined(ETHTOOL_GDRVINFO) - else { - struct ethtool_drvinfo info; - const struct ethtool_ops *ops = - dev->ethtool_ops; - int k = 0; - - if (ops->get_drvinfo) { - memset(&info, 0, sizeof(info)); - info.cmd = ETHTOOL_GDRVINFO; - ops->get_drvinfo(dev, &info); - for (; bp_desc_array[k]; k++) - if (! - (strcmp - (bp_desc_array[k], - info.driver))) - goto send_cmd; - - } - - } -#endif - return -1; + if ((dev != NULL) && (dev->ifindex == if_index)) { + if ((pdev->vendor == SILICOM_VID) && + (pdev->device >= SILICOM_BP_PID_MIN) && + (pdev->device <= SILICOM_BP_PID_MAX)) { + goto send_cmd; } +#if defined(BP_VENDOR_SUPPORT) && defined(ETHTOOL_GDRVINFO) + else { + struct ethtool_drvinfo info; + const struct ethtool_ops *ops = + dev->ethtool_ops; + int k = 0; + + if (ops->get_drvinfo) { + memset(&info, 0, sizeof(info)); + info.cmd = ETHTOOL_GDRVINFO; + ops->get_drvinfo(dev, &info); + for (; bp_desc_array[k]; k++) + if (!(strcmp(bp_desc_array[k], + info.driver))) + goto send_cmd; + + } + + } +#endif + return -1; } } send_cmd: