From: Marco Elver <elver@google.com>
Date: Fri, 5 Mar 2021 19:42:05 +0000 (+0100)
Subject: lib/vsprintf: do not show no_hash_pointers message multiple times
X-Git-Tag: accepted/tizen/unified/20230118.172025~7371^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9f961c2e08741579aa53095d0dbffbcb25a9ae66;p=platform%2Fkernel%2Flinux-rpi.git

lib/vsprintf: do not show no_hash_pointers message multiple times

Do not show no_hash_pointers message multiple times if the option was
passed more than once (e.g. via generated command line).

Signed-off-by: Marco Elver <elver@google.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20210305194206.3165917-1-elver@google.com
---

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 41ddc35..4a14889 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -2096,6 +2096,9 @@ EXPORT_SYMBOL_GPL(no_hash_pointers);
 
 static int __init no_hash_pointers_enable(char *str)
 {
+	if (no_hash_pointers)
+		return 0;
+
 	no_hash_pointers = true;
 
 	pr_warn("**********************************************************\n");