use openat(), unlinkat(), fstatat()

[elogind.git] / udev / udevadm-info.c

diff --git a/udev/udevadm-info.c b/udev/udevadm-info.c
index db11a289b249574ccd169a071cecc743e27c66e3..b743a1d642faa0f741e982c00c5a95b5ba3c24ef 100644 (file)
--- a/udev/udevadm-info.c
+++ b/udev/udevadm-info.c
@@ -25,6 +25,7 @@
 #include <dirent.h>
 #include <errno.h>
 #include <getopt.h>
+#include <fcntl.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 
@@ -40,7 +41,6 @@ static void print_all_attributes(struct udev_device *device, const char *key)
        if (dir != NULL) {
                for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
                        struct stat statbuf;
-                       char filename[UTIL_PATH_SIZE];
                        const char *value;
                        size_t len;
 
@@ -52,8 +52,7 @@ static void print_all_attributes(struct udev_device *device, const char *key)
                        if (strcmp(dent->d_name, "dev") == 0)
                                continue;
 
-                       util_strscpyl(filename, sizeof(filename), udev_device_get_syspath(device), "/", dent->d_name, NULL);
-                       if (lstat(filename, &statbuf) != 0)
+                       if (fstatat(dirfd(dir), dent->d_name, &statbuf, AT_SYMLINK_NOFOLLOW) != 0)
                                continue;
                        if (S_ISLNK(statbuf.st_mode))
                                continue;