3 files changed, 6 insertions, 6 deletions
diff --git a/host/lib/types/device_addr.cpp b/host/lib/types/device_addr.cpp
index d5e9ce0d4..01dd46f5c 100644
--- a/host/lib/types/device_addr.cpp
+++ b/host/lib/types/device_addr.cpp
@@ -29,7 +29,7 @@ static std::string trim(const std::string& in)
 device_addr_t::device_addr_t(const std::string& args)
 {
     for (const std::string& pair : tokenizer(args, arg_delim)) {
-        if (trim(pair) == "")
+        if (trim(pair).empty())
             continue;
         std::vector<std::string> toks;
         for (const std::string& tok : tokenizer(pair, pair_delim)) {
diff --git a/host/lib/types/mac_addr.cpp b/host/lib/types/mac_addr.cpp
index a2f3dec3a..4a9972f1c 100644
--- a/host/lib/types/mac_addr.cpp
+++ b/host/lib/types/mac_addr.cpp
@@ -60,7 +60,7 @@ std::string mac_addr_t::to_string(void) const
 {
     std::string addr = "";
     for (uint8_t byte : this->to_bytes()) {
-        addr += str(boost::format("%s%02x") % ((addr == "") ? "" : ":") % int(byte));
+        addr += str(boost::format("%s%02x") % ((addr.empty()) ? "" : ":") % int(byte));
     }
     return addr;
 }
diff --git a/host/lib/types/serial.cpp b/host/lib/types/serial.cpp
index e146b4c6c..67272e62e 100644
--- a/host/lib/types/serial.cpp
+++ b/host/lib/types/serial.cpp
@@ -63,17 +63,17 @@ struct eeprom16_impl : i2c_iface
     }
     i2c_iface* _internal;
 
-    byte_vector_t read_i2c(uint16_t addr, size_t num_bytes)
+    byte_vector_t read_i2c(uint16_t addr, size_t num_bytes) override
     {
         return _internal->read_i2c(addr, num_bytes);
     }
 
-    void write_i2c(uint16_t addr, const byte_vector_t& bytes)
+    void write_i2c(uint16_t addr, const byte_vector_t& bytes) override
     {
         return _internal->write_i2c(addr, bytes);
     }
 
-    byte_vector_t read_eeprom(uint16_t addr, uint16_t offset, size_t num_bytes)
+    byte_vector_t read_eeprom(uint16_t addr, uint16_t offset, size_t num_bytes) override
     {
         byte_vector_t cmd = {
             narrow_cast<uint8_t>(offset >> 8), narrow_cast<uint8_t>(offset & 0xff)};
@@ -81,7 +81,7 @@ struct eeprom16_impl : i2c_iface
         return this->read_i2c(addr, num_bytes);
     }
 
-    void write_eeprom(uint16_t addr, uint16_t offset, const byte_vector_t& bytes)
+    void write_eeprom(uint16_t addr, uint16_t offset, const byte_vector_t& bytes) override
     {
         for (uint16_t i = 0; i < bytes.size(); i++) {
             // write a byte at a time, its easy that way