um: Use printk instead of printf in make_uml_dir
authorMasami Hiramatsu <mhiramat@kernel.org>
Wed, 17 May 2017 17:14:57 +0000 (02:14 +0900)
committerRichard Weinberger <richard@nod.at>
Wed, 5 Jul 2017 21:16:44 +0000 (23:16 +0200)
Since this function will be called after printk buffer
initialized, use printk as other functions do.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
arch/um/os-Linux/umid.c

index c1dc892..37cfaba 100644 (file)
@@ -35,8 +35,9 @@ static int __init make_uml_dir(void)
 
                err = -ENOENT;
                if (home == NULL) {
-                       printk(UM_KERN_ERR "make_uml_dir : no value in "
-                              "environment for $HOME\n");
+                       printk(UM_KERN_ERR
+                               "%s: no value in environment for $HOME\n",
+                               __func__);
                        goto err;
                }
                strlcpy(dir, home, sizeof(dir));
@@ -50,13 +51,15 @@ static int __init make_uml_dir(void)
        err = -ENOMEM;
        uml_dir = malloc(strlen(dir) + 1);
        if (uml_dir == NULL) {
-               printf("make_uml_dir : malloc failed, errno = %d\n", errno);
+               printk(UM_KERN_ERR "%s : malloc failed, errno = %d\n",
+                       __func__, errno);
                goto err;
        }
        strcpy(uml_dir, dir);
 
        if ((mkdir(uml_dir, 0777) < 0) && (errno != EEXIST)) {
-               printf("Failed to mkdir '%s': %s\n", uml_dir, strerror(errno));
+               printk(UM_KERN_ERR "Failed to mkdir '%s': %s\n",
+                       uml_dir, strerror(errno));
                err = -errno;
                goto err_free;
        }