FIX: coverty scan defects.

- bigbuf.c  is comparision correct (iLen versus numofparity)
- cmdhfepa.c  resourceleak, add a call to free
- cipherutils.c  resourceleak, added calls to free

client/cmdhfepa.c

@@ -58,13 +58,13 @@ int CmdHFEPACollectPACENonces(const char *Cmd)
 			}
 			// print nonce
 			PrintAndLog("Length: %d, Nonce: %s", nonce_length, nonce);
+			free(nonce);
 		}
 		if (i < n - 1) {
 			sleep(d);
 		}
 	}
 	PrintAndLog("End: %u", time(NULL));
-
 	return 1;
 }
 

client/loclass/cipherutils.c

@@ -171,6 +171,7 @@ void printarr(char * name, uint8_t* arr, int len)
 	}
 	cx += snprintf(output+cx,outsize-cx,"};");
 	prnlog(output);
+	free(output);
 }
 
 void printvar(char * name, uint8_t* arr, int len)
@@ -188,6 +189,7 @@ void printvar(char * name, uint8_t* arr, int len)
 	}
 
 	prnlog(output);
+	free(output);
 }
 
 void printarr_human_readable(char * title, uint8_t* arr, int len)