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util: dnsmasq: refactor CapsRefresh
Use two variables with automatic cleanup instead of reusing one. Remove the pointless cleanup label. Signed-off-by: Ján Tomko <jtomko@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
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@ -666,9 +666,9 @@ dnsmasqCapsSetFromBuffer(dnsmasqCaps *caps, const char *buf)
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static int
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static int
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dnsmasqCapsRefreshInternal(dnsmasqCaps *caps, bool force)
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dnsmasqCapsRefreshInternal(dnsmasqCaps *caps, bool force)
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{
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{
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int ret = -1;
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struct stat sb;
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struct stat sb;
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virCommand *cmd = NULL;
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g_autoptr(virCommand) vercmd = NULL;
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g_autoptr(virCommand) helpcmd = NULL;
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g_autofree char *help = NULL;
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g_autofree char *help = NULL;
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g_autofree char *version = NULL;
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g_autofree char *version = NULL;
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g_autofree char *complete = NULL;
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g_autofree char *complete = NULL;
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@ -692,31 +692,26 @@ dnsmasqCapsRefreshInternal(dnsmasqCaps *caps, bool force)
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if (!virFileIsExecutable(caps->binaryPath)) {
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if (!virFileIsExecutable(caps->binaryPath)) {
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virReportSystemError(errno, _("dnsmasq binary %s is not executable"),
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virReportSystemError(errno, _("dnsmasq binary %s is not executable"),
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caps->binaryPath);
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caps->binaryPath);
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goto cleanup;
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return -1;
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}
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}
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cmd = virCommandNewArgList(caps->binaryPath, "--version", NULL);
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vercmd = virCommandNewArgList(caps->binaryPath, "--version", NULL);
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virCommandSetOutputBuffer(cmd, &version);
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virCommandSetOutputBuffer(vercmd, &version);
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virCommandAddEnvPassCommon(cmd);
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virCommandAddEnvPassCommon(vercmd);
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virCommandClearCaps(cmd);
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virCommandClearCaps(vercmd);
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if (virCommandRun(cmd, NULL) < 0)
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if (virCommandRun(vercmd, NULL) < 0)
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goto cleanup;
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return -1;
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virCommandFree(cmd);
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cmd = virCommandNewArgList(caps->binaryPath, "--help", NULL);
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helpcmd = virCommandNewArgList(caps->binaryPath, "--help", NULL);
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virCommandSetOutputBuffer(cmd, &help);
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virCommandSetOutputBuffer(helpcmd, &help);
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virCommandAddEnvPassCommon(cmd);
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virCommandAddEnvPassCommon(helpcmd);
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virCommandClearCaps(cmd);
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virCommandClearCaps(helpcmd);
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if (virCommandRun(cmd, NULL) < 0)
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if (virCommandRun(helpcmd, NULL) < 0)
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goto cleanup;
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return -1;
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complete = g_strdup_printf("%s\n%s", version, help);
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complete = g_strdup_printf("%s\n%s", version, help);
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ret = dnsmasqCapsSetFromBuffer(caps, complete);
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return dnsmasqCapsSetFromBuffer(caps, complete);
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cleanup:
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virCommandFree(cmd);
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return ret;
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}
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}
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static dnsmasqCaps *
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static dnsmasqCaps *
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