Resolve warnings

Author: bugadani

src/socket/dhcpv4.rs

@@ -742,7 +742,7 @@ impl<'a> Socket<'a> {
     ///
     /// The socket has an internal "configuration changed" flag. If
     /// set, this function returns the configuration and resets the flag.
-    pub fn poll(&mut self) -> Option<Event> {
+    pub fn poll(&mut self) -> Option<Event<'_>> {
         if !self.config_changed {
             None
         } else if let ClientState::Renewing(state) = &self.state {

src/storage/assembler.rs

@@ -327,7 +327,7 @@ impl Assembler {
     /// |--- 100 ---|--- 200 ---|--- 100 ---|
     ///
     /// An offset of 1500 would return the ranges: ``(1500, 1600), (1800, 1900)``
-    pub fn iter_data(&self, first_offset: usize) -> AssemblerIter {
+    pub fn iter_data(&self, first_offset: usize) -> AssemblerIter<'_> {
         AssemblerIter::new(self, first_offset)
     }
 }

src/wire/sixlowpan/iphc.rs

@@ -218,7 +218,7 @@ impl<T: AsRef<[u8]>> Packet<T> {
     }
 
     /// Return the Source Address.
-    pub fn src_addr(&self) -> Result<UnresolvedAddress> {
+    pub fn src_addr(&self) -> Result<UnresolvedAddress<'_>> {
         let start = (self.ip_fields_start()
             + self.traffic_class_size()
             + self.next_header_size()
@@ -275,7 +275,7 @@ impl<T: AsRef<[u8]>> Packet<T> {
     }
 
     /// Return the Destination Address.
-    pub fn dst_addr(&self) -> Result<UnresolvedAddress> {
+    pub fn dst_addr(&self) -> Result<UnresolvedAddress<'_>> {
         let start = (self.ip_fields_start()
             + self.traffic_class_size()
             + self.next_header_size()