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[73.243.191.173]) by smtp.gmail.com with ESMTPSA id y25sm12874419iol.59.2019.08.13.13.57.48 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 13 Aug 2019 13:57:49 -0700 (PDT) From: Kelsey Skunberg To: bhelgaas@google.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Cc: skhan@linuxfoundation.org, linux-kernel-mentees@lists.linuxfoundation.org, skunberg.kelsey@gmail.com Subject: [PATCH v2 2/3] PCI: sysfs: Change permissions from symbolic to octal Date: Tue, 13 Aug 2019 14:45:12 -0600 Message-Id: <20190813204513.4790-3-skunberg.kelsey@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190813204513.4790-1-skunberg.kelsey@gmail.com> References: <20190809195721.34237-1-skunberg.kelsey@gmail.com> <20190813204513.4790-1-skunberg.kelsey@gmail.com> MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Symbolic permissions such as "(S_IWUSR | S_IWGRP)" are not preferred and octal permissions should be used instead. Change all symbolic permissions to octal permissions. Example of old: "(S_IWUSR | S_IWGRP)" Example of new: "0220" Signed-off-by: Kelsey Skunberg --- drivers/pci/pci-sysfs.c | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 8af7944fdccb..346193ca4826 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -464,7 +464,7 @@ static ssize_t dev_rescan_store(struct device *dev, } return count; } -static DEVICE_ATTR(rescan, (S_IWUSR | S_IWGRP), NULL, dev_rescan_store); +static DEVICE_ATTR(rescan, 0220, NULL, dev_rescan_store); static ssize_t remove_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) @@ -478,7 +478,7 @@ static ssize_t remove_store(struct device *dev, struct device_attribute *attr, pci_stop_and_remove_bus_device_locked(to_pci_dev(dev)); return count; } -static DEVICE_ATTR_IGNORE_LOCKDEP(remove, (S_IWUSR | S_IWGRP), NULL, +static DEVICE_ATTR_IGNORE_LOCKDEP(remove, 0220, NULL, remove_store); static ssize_t dev_bus_rescan_store(struct device *dev, @@ -501,7 +501,7 @@ static ssize_t dev_bus_rescan_store(struct device *dev, } return count; } -static DEVICE_ATTR(bus_rescan, (S_IWUSR | S_IWGRP), NULL, dev_bus_rescan_store); +static DEVICE_ATTR(bus_rescan, 0220, NULL, dev_bus_rescan_store); #if defined(CONFIG_PM) && defined(CONFIG_ACPI) static ssize_t d3cold_allowed_store(struct device *dev, @@ -685,13 +685,12 @@ static ssize_t sriov_drivers_autoprobe_store(struct device *dev, } static DEVICE_ATTR_RO(sriov_totalvfs); -static DEVICE_ATTR(sriov_numvfs, (S_IRUGO | S_IWUSR | S_IWGRP), - sriov_numvfs_show, sriov_numvfs_store); +static DEVICE_ATTR(sriov_numvfs, 0664, sriov_numvfs_show, sriov_numvfs_store); static DEVICE_ATTR_RO(sriov_offset); static DEVICE_ATTR_RO(sriov_stride); static DEVICE_ATTR_RO(sriov_vf_device); -static DEVICE_ATTR(sriov_drivers_autoprobe, (S_IRUGO | S_IWUSR | S_IWGRP), - sriov_drivers_autoprobe_show, sriov_drivers_autoprobe_store); +static DEVICE_ATTR(sriov_drivers_autoprobe, 0664, sriov_drivers_autoprobe_show, + sriov_drivers_autoprobe_store); #endif /* CONFIG_PCI_IOV */ static ssize_t driver_override_store(struct device *dev, @@ -1080,7 +1079,7 @@ void pci_create_legacy_files(struct pci_bus *b) sysfs_bin_attr_init(b->legacy_io); b->legacy_io->attr.name = "legacy_io"; b->legacy_io->size = 0xffff; - b->legacy_io->attr.mode = S_IRUSR | S_IWUSR; + b->legacy_io->attr.mode = 0600; b->legacy_io->read = pci_read_legacy_io; b->legacy_io->write = pci_write_legacy_io; b->legacy_io->mmap = pci_mmap_legacy_io; @@ -1094,7 +1093,7 @@ void pci_create_legacy_files(struct pci_bus *b) sysfs_bin_attr_init(b->legacy_mem); b->legacy_mem->attr.name = "legacy_mem"; b->legacy_mem->size = 1024*1024; - b->legacy_mem->attr.mode = S_IRUSR | S_IWUSR; + b->legacy_mem->attr.mode = 0600; b->legacy_mem->mmap = pci_mmap_legacy_mem; pci_adjust_legacy_attr(b, pci_mmap_mem); error = device_create_bin_file(&b->dev, b->legacy_mem); @@ -1301,7 +1300,7 @@ static int pci_create_attr(struct pci_dev *pdev, int num, int write_combine) } } res_attr->attr.name = res_attr_name; - res_attr->attr.mode = S_IRUSR | S_IWUSR; + res_attr->attr.mode = 0600; res_attr->size = pci_resource_len(pdev, num); res_attr->private = (void *)(unsigned long)num; retval = sysfs_create_bin_file(&pdev->dev.kobj, res_attr); @@ -1414,7 +1413,7 @@ static ssize_t pci_read_rom(struct file *filp, struct kobject *kobj, static const struct bin_attribute pci_config_attr = { .attr = { .name = "config", - .mode = S_IRUGO | S_IWUSR, + .mode = 0644, }, .size = PCI_CFG_SPACE_SIZE, .read = pci_read_config, @@ -1424,7 +1423,7 @@ static const struct bin_attribute pci_config_attr = { static const struct bin_attribute pcie_config_attr = { .attr = { .name = "config", - .mode = S_IRUGO | S_IWUSR, + .mode = 0644, }, .size = PCI_CFG_SPACE_EXP_SIZE, .read = pci_read_config, @@ -1506,7 +1505,7 @@ int __must_check pci_create_sysfs_dev_files(struct pci_dev *pdev) sysfs_bin_attr_init(attr); attr->size = rom_size; attr->attr.name = "rom"; - attr->attr.mode = S_IRUSR | S_IWUSR; + attr->attr.mode = 0600; attr->read = pci_read_rom; attr->write = pci_write_rom; retval = sysfs_create_bin_file(&pdev->dev.kobj, attr);