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@kernel.org
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/lib/cmdline.c b/lib/cmdline.c
index dfd4c44..5d474c6 100644 (file)
--- a/lib/cmdline.c
+++ b/lib/cmdline.c
@@ -228,7 +228,6 @@ char *next_arg(char *args, char **param, char **val)
 {
        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, char **val)
 
        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);
 }