Commit 262f087b authored by Ondřej Surý's avatar Ondřej Surý

Fix 'Dead nested assignment's from scan-build-10

The 3 warnings reported are:

os.c:872:7: warning: Although the value stored to 'ptr' is used in the enclosing expression, the value is never actually read from 'ptr'
        if ((ptr = strtok_r(command, " \t", &last)) == NULL) {
             ^     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.

--

rpz.c:1117:10: warning: Although the value stored to 'zbits' is used in the enclosing expression, the value is never actually read from 'zbits'
        return (zbits &= x);
                ^        ~
1 warning generated.

--

openssleddsa_link.c:532:10: warning: Although the value stored to 'err' is used in the enclosing expression, the value is never actually read from 'err'
        while ((err = ERR_get_error()) != 0) {
                ^     ~~~~~~~~~~~~~~~
1 warning generated.
parent ec9f80ca
......@@ -869,7 +869,7 @@ named_os_shutdownmsg(char *command, isc_buffer_t *text) {
pid_t pid;
/* Skip the command name. */
if ((ptr = strtok_r(command, " \t", &last)) == NULL) {
if (strtok_r(command, " \t", &last) == NULL) {
return;
}
......
......@@ -518,7 +518,6 @@ static bool
openssleddsa_isprivate(const dst_key_t *key) {
EVP_PKEY *pkey = key->keydata.pkey;
int len;
unsigned long err;
if (pkey == NULL) {
return (false);
......@@ -529,7 +528,7 @@ openssleddsa_isprivate(const dst_key_t *key) {
return (true);
}
/* can check if first error is EC_R_INVALID_PRIVATE_KEY */
while ((err = ERR_get_error()) != 0) {
while (ERR_get_error() != 0) {
/**/
}
......
......@@ -1114,7 +1114,8 @@ trim_zbits(dns_rpz_zbits_t zbits, dns_rpz_zbits_t found) {
x = zbits & found;
x &= (~x + 1);
x = (x << 1) - 1;
return (zbits &= x);
zbits &= x;
return (zbits);
}
/*
......
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