diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index ff3abc577a25b8baea9f456c0942dbe25665495e..5f70ff1031d2a44c1be7e6efc6cdcf2ec5b2ea67 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -6126,6 +6126,16 @@ static ssize_t resource_alignment_show(struct bus_type *bus, char *buf) count = snprintf(buf, PAGE_SIZE, "%s", resource_alignment_param); spin_unlock(&resource_alignment_lock); + /* + * When set by the command line, resource_alignment_param will not + * have a trailing line feed, which is ugly. So conditionally add + * it here. + */ + if (count >= 2 && buf[count - 2] != '\n' && count < PAGE_SIZE - 1) { + buf[count - 1] = '\n'; + buf[count++] = 0; + } + return count; }