From mboxrd@z Thu Jan 1 00:00:00 1970 From: "ira.weiny" Subject: Re: [PATCH 12/13] IB/core: Export a common fw_ver sysfs entry Date: Mon, 13 Jun 2016 22:54:44 -0400 Message-ID: <20160614025443.GB25688@phlsvsds.ph.intel.com> References: <1465509248-11324-1-git-send-email-ira.weiny@intel.com> <1465509248-11324-13-git-send-email-ira.weiny@intel.com> <20160609224038.GB13366@obsidianresearch.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20160609224038.GB13366-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Jason Gunthorpe Cc: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dgoodell-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org, devesh.sharma-1wcpHE2jlwO1Z/+hSey0Gg@public.gmane.org, faisal.latif-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org, leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org, swise-ut6Up61K2wZBDgjK7y7TUQ@public.gmane.org List-Id: linux-rdma@vger.kernel.org On Thu, Jun 09, 2016 at 04:40:38PM -0600, Jason Gunthorpe wrote: > On Thu, Jun 09, 2016 at 05:54:07PM -0400, ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org wrote: > > > > +static ssize_t show_fw_ver(struct device *device, struct device_attribute *attr, > > + char *buf) > > +{ > > + char tmp[ETHTOOL_FWVERS_LEN]; > > + struct ib_device *dev = container_of(device, struct ib_device, dev); > > + > > + ib_get_device_fw_str(dev, tmp, sizeof(tmp)); > > + > > + return scnprintf(buf, PAGE_SIZE, "%s\n", tmp); > > No need to use the stack: > > ib_get_device_fw_str(dev, buf, PAGE_SIZE); > strlcat(buf, "", PAGE_SIZE); > return strlen(buf); That works. Fixes Leon's comment as well. Done. > > > &dev_attr_node_guid, > > - &dev_attr_node_desc > > + &dev_attr_node_desc, > > + &dev_attr_fw_ver > > Should be > + &dev_attr_fw_ver, > > Note trailing comma. Avoids git churn like the above on append. Done. Ira > > Jason -- 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