From 630136a1ebc67b12e7677c1abaae9d21ae0425bf Mon Sep 17 00:00:00 2001
From: Mictronics <github@mictronics.de>
Date: Wed, 22 Feb 2017 15:39:09 +0100
Subject: [PATCH] Fixed use after free bug.

---
 sdr_rtlsdr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sdr_rtlsdr.c b/sdr_rtlsdr.c
index b818815..8b906c5 100644
--- a/sdr_rtlsdr.c
+++ b/sdr_rtlsdr.c
@@ -223,10 +223,10 @@ bool rtlsdrOpen(void) {
             if (closest == -1 || abs(gains[i] - target) < abs(gains[closest] - target))
                 closest = i;
         }
-
+        
+        rtlsdr_set_tuner_gain(RTLSDR.dev, gains[closest]);
         free(gains);
 
-        rtlsdr_set_tuner_gain(RTLSDR.dev, gains[closest]);
         fprintf(stderr, "rtlsdr: tuner gain set to %.1f dB\n",
                 rtlsdr_get_tuner_gain(RTLSDR.dev)/10.0);
     }