X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/0fcfad0ee6d4510c8cbfb22e757e68a442b94b0b..520d06e856c5c3374d83cac6be3508d9ee3142b0:/client/uart.c

diff --git a/client/uart.c b/client/uart.c
index 71cea110..e538499b 100644
--- a/client/uart.c
+++ b/client/uart.c
@@ -119,7 +119,12 @@ void uart_close(const serial_port sp) {
   fl.l_start  = 0;
   fl.l_len    = 0;
   fl.l_pid    = getpid();
-  fcntl(spu->fd, F_SETLK, &fl);
+
+  // Does the system allows us to place a lock on this file descriptor
+  int err = fcntl(spu->fd, F_SETLK, &fl);
+  if ( err == -1) {
+     //perror("fcntl");
+  }  
   close(spu->fd);
   free(sp);
 }