dns/detect: fix rcode return type

jasonish · jasonish · commit adc613ba26e5 · 2026-02-07T10:56:37.000-06:00
The parsed DNS rcode is returned as a DetectUintData&lt;u8&gt;, but is
parsed, and free'd as a u16. So return a DetectUintData&lt;u16&gt;.
diff --git a/rust/src/dns/detect.rs b/rust/src/dns/detect.rs
@@ -173,7 +173,7 @@ unsafe extern "C" fn dns_opcode_free(_de: *mut DetectEngineCtx, ctx: *mut c_void
     SCDetectU8Free(ctx);
 }
 
-unsafe extern "C" fn dns_rcode_parse(ustr: *const std::os::raw::c_char) -> *mut DetectUintData<u8> {
+unsafe extern "C" fn dns_rcode_parse(ustr: *const std::os::raw::c_char) -> *mut DetectUintData<u16> {
     let ft_name: &CStr = CStr::from_ptr(ustr); //unsafe
     if let Ok(s) = ft_name.to_str() {
         if let Some(ctx) = detect_parse_uint_enum::<u16, DNSRcode>(s) {

Original file line number	Diff line number	Diff line change
`@@ -173,7 +173,7 @@ unsafe extern "C" fn dns_opcode_free(_de: mut DetectEngineCtx, ctx: mut c_void`
`173`	`173`	`SCDetectU8Free(ctx);`
`174`	`174`	`}`
`175`	`175`
`176`		`-unsafe extern "C" fn dns_rcode_parse(ustr: const std::os::raw::c_char) -> mut DetectUintData<u8> {`
	`176`	`+unsafe extern "C" fn dns_rcode_parse(ustr: const std::os::raw::c_char) -> mut DetectUintData<u16> {`
`177`	`177`	`let ft_name: &CStr = CStr::from_ptr(ustr); //unsafe`
`178`	`178`	`if let Ok(s) = ft_name.to_str() {`
`179`	`179`	`if let Some(ctx) = detect_parse_uint_enum::<u16, DNSRcode>(s) {`