misc: avoid some dead initialization warnings

Clang analyzer warnings:

Dead store, Dead initialization:

    lib/mbsedit.c:154:8: warning: Value stored to 'in' during its initialization is never read
            char *in = (char *) &c;
                  ^~   ~~~~~~~~~~~

    misc-utils/findmnt-verify.c:129:14: warning: Value stored to 'cn' during its initialization is never read
            const char *cn = tgt;
                        ^~   ~~~
Dead store, Dead increment:

    sys-utils/hwclock.c:1461:2: warning: Value stored to 'argv' is never read
            argv += optind;
            ^       ~~~~~~

Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/mbsedit.c b/lib/mbsedit.c
index d464358fc..e028c496d 100644
--- a/lib/mbsedit.c
+++ b/lib/mbsedit.c
@@ -151,7 +151,7 @@ static size_t mbs_insert(char *str, wint_t c, size_t *ncells)
 {
 	/* all in bytes! */
 	size_t n = 1, bytes;
-	char *in = (char *) &c;
+	char *in;
 
 #ifdef HAVE_WIDECHAR
 	wchar_t wc = (wchar_t) c;
@@ -162,6 +162,7 @@ static size_t mbs_insert(char *str, wint_t c, size_t *ncells)
 	in = in_buf;
 #else
 	*ncells = 1;
+	in = (char *) &c;
 #endif
 	bytes       = strlen(str);