From: Eric Engestrom <eric.engestrom@imgtec.com>
Date: Tue, 19 Dec 2017 14:12:44 +0000 (+0000)
Subject: loader: let compiler figure out the length of the string
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0663ae0aa1d5b8a1fb6e5da4a9f48ba99da72477;p=mesa.git

loader: let compiler figure out the length of the string

Basically, turn comment into code

Signed-off-by: Eric Engestrom <eric.engestrom@imgtec.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
---

diff --git a/src/loader/loader.c b/src/loader/loader.c
index 3c67f9dc244..913b3dcac03 100644
--- a/src/loader/loader.c
+++ b/src/loader/loader.c
@@ -110,8 +110,7 @@ static char *loader_get_dri_config_device_id(void)
 
 static char *drm_construct_id_path_tag(drmDevicePtr device)
 {
-/* Length of "pci-xxxx_xx_xx_x\0" */
-#define PCI_ID_PATH_TAG_LENGTH 17
+#define PCI_ID_PATH_TAG_LENGTH sizeof("pci-xxxx_xx_xx_x")
    char *tag = NULL;
 
    if (device->bustype == DRM_BUS_PCI) {