alsa: Exit JackAlsaDriver::Read if the XRUN recovery is not recovering the device

Currently on XRUN, Jack tries a recovery and goes back to read again.

But in a case where the device is not recovering at all, Jack is looping
continuously taking up 100% cpu as there is no other exit condition.

Signed-off-by: Laxmi Devi <Laxmi.Devi@in.bosch.com>

linux/alsa/JackAlsaDriver.cpp

@@ -406,6 +406,9 @@ int JackAlsaDriver::Read()
     int wait_status;
     jack_nframes_t nframes;
     fDelayedUsecs = 0.f;
+    int retry_cnt = 0;
+
+#define MAX_RECOVERY_RETRY 10
 
 retry:
 
@@ -420,6 +423,11 @@ retry:
          */
         jack_log("ALSA XRun wait_status = %d", wait_status);
         NotifyXRun(fBeginDateUst, fDelayedUsecs);
+        if(retry_cnt >= MAX_RECOVERY_RETRY) {
+            jack_error("ALSA Device not recovering, tried Xrun recovery for %d times", retry_cnt);
+            return -1;
+        }
+        retry_cnt++;
         goto retry; /* recoverable error*/
     }