Check cable len only

No need check profile name, as it might not use lossless directly, in
future or in some specific scenario.
Remove duplicate check.

Signed-off-by: Jianyue Wu <jianyuew@nvidia.com>

Author: jianyuewu

cfgmgr/buffermgrdyn.cpp

@@ -944,13 +944,6 @@ void BufferMgrDynamic::updateBufferObjectListToDb(const string &key, const strin
 // We have to check the headroom ahead of applying them
 task_process_status BufferMgrDynamic::allocateProfile(const string &speed, const string &cable_len, const string &mtu, const string &threshold, const string &gearbox_model, long lane_count, string &profile_name)
 {
-    bool is_lossless = (profile_name.find("lossless") != string::npos);
-    if (cable_len == "0m" && is_lossless)
-    {
-        SWSS_LOG_NOTICE("Not creating lossless profile when cable length is set to %s", cable_len.c_str());
-        return task_process_status::task_success;
-    }
-
     // Create record in BUFFER_PROFILE table
 
     SWSS_LOG_INFO("Allocating new BUFFER_PROFILE %s", profile_name.c_str());
@@ -1470,22 +1463,18 @@ task_process_status BufferMgrDynamic::refreshPgsForPort(const string &port, cons
             }
 
             // If cable len is 0m, remove lossless PG, keep lossy PG.
-            bool old_profile_is_lossless = (oldProfile.find("lossless") != string::npos);
-            if (cable_length == "0m" && portPg.lossless && old_profile_is_lossless)
+            if (cable_length == "0m" && portPg.lossless)
             {
                 if (oldProfile.empty())
                 {
-                    SWSS_LOG_WARN("No lossless profile found for port %s when cable length is set to '0m'.", port.c_str());
+                    SWSS_LOG_NOTICE("No lossless profile found for port %s when cable length is set to '0m'.", port.c_str());
                     continue;
                 }
                 updateBufferObjectToDb(key, oldProfile, false);
                 SWSS_LOG_NOTICE("All profiles for port %s have been removed due to cable length being set to '0m'", port.c_str());
 
-                if (!oldProfile.empty())
-                {
-                    profilesToBeReleased.insert(oldProfile);
-                    m_bufferProfileLookup[oldProfile].port_pgs.erase(key);
-                }
+                profilesToBeReleased.insert(oldProfile);
+                m_bufferProfileLookup[oldProfile].port_pgs.erase(key);
                 continue;
             }