samples/jprobe: convert the printk to pr_info/pr_err

We prefer to use the pr_* to print out the log now, this patch converts
the printk to pr_info.  In the error path, use the pr_err to replace the
printk.

Link: http://lkml.kernel.org/r/1464143083-3877-2-git-send-email-shijie.huang@arm.com
Signed-off-by: Huang Shijie <shijie.huang@arm.com>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Steve Capper <steve.capper@arm.com>
Cc: Ananth N Mavinakayanahalli <ananth@linux.vnet.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/samples/kprobes/jprobe_example.c b/samples/kprobes/jprobe_example.c
index c3108bb15789..e3c0a40909f7 100644
--- a/samples/kprobes/jprobe_example.c
+++ b/samples/kprobes/jprobe_example.c
@@ -48,10 +48,10 @@ static int __init jprobe_init(void)
 
         ret = register_jprobe(&my_jprobe);
         if (ret < 0) {
-                printk(KERN_INFO "register_jprobe failed, returned %d\n", ret);
+                pr_err("register_jprobe failed, returned %d\n", ret);
                 return -1;
         }
-        printk(KERN_INFO "Planted jprobe at %p, handler addr %p\n",
+        pr_info("Planted jprobe at %p, handler addr %p\n",
                my_jprobe.kp.addr, my_jprobe.entry);
         return 0;
 }
@@ -59,7 +59,7 @@ static int __init jprobe_init(void)
 static void __exit jprobe_exit(void)
 {
         unregister_jprobe(&my_jprobe);
-        printk(KERN_INFO "jprobe at %p unregistered\n", my_jprobe.kp.addr);
+        pr_info("jprobe at %p unregistered\n", my_jprobe.kp.addr);
 }
 
 module_init(jprobe_init)