[patch 097/118] lib/cmdline: remove an unneeded local variable in next_arg()

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From: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Subject: lib/cmdline: remove an unneeded local variable in next_arg()

The local variable 'next' is unneeded because you can simply advance the
existing pointer 'args'.

Link: https://lkml.kernel.org/r/20210201014707.3828753-1-masahiroy@xxxxxxxxxx
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 lib/cmdline.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

--- a/lib/cmdline.c~lib-cmdline-remove-an-unneeded-local-variable-in-next_arg
+++ a/lib/cmdline.c
@@ -228,7 +228,6 @@ char *next_arg(char *args, char **param,
 {
 	unsigned int i, equals = 0;
 	int in_quote = 0, quoted = 0;
-	char *next;
 
 	if (*args == '"') {
 		args++;
@@ -266,10 +265,10 @@ char *next_arg(char *args, char **param,
 
 	if (args[i]) {
 		args[i] = '\0';
-		next = args + i + 1;
+		args += i + 1;
 	} else
-		next = args + i;
+		args += i;
 
 	/* Chew up trailing spaces. */
-	return skip_spaces(next);
+	return skip_spaces(args);
 }
_



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