[PATCH v3 1/6] um: Use printk instead of printf in make_uml_dir

[Masami Hiramatsu]

Since this function will be called after printk buffer
initialized, use printk as other functions do.

Signed-off-by: Masami Hiramatsu <mhira...@kernel.org>
---
  Changes in v2:
   - Use "%s", __func__ according to checkpatches.pl
---
 arch/um/os-Linux/umid.c |   11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c
index c1dc892..37cfaba 100644
--- a/arch/um/os-Linux/umid.c
+++ b/arch/um/os-Linux/umid.c
@@ -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;
        }