[gnunet] branch master updated: gnunet-qr/uri: Fix exit code handling; fix memory corruption

[gnunet]

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martin-schanzenbach pushed a commit to branch master
in repository gnunet.

The following commit(s) were added to refs/heads/master by this push:
     new 3ec73fc68 gnunet-qr/uri: Fix exit code handling; fix memory corruption
3ec73fc68 is described below

commit 3ec73fc6825c6a0bd2a51364f8f8849245c89e25
Author: Martin Schanzenbach <mschanzenbach@posteo.de>
AuthorDate: Wed Sep 2 19:26:37 2020 +0200

    gnunet-qr/uri: Fix exit code handling; fix memory corruption
---
 src/util/gnunet-qr.c  | 7 +++++--
 src/util/gnunet-uri.c | 2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/util/gnunet-qr.c b/src/util/gnunet-qr.c
index 83b2af2fc..451d61d40 100644
--- a/src/util/gnunet-qr.c
+++ b/src/util/gnunet-qr.c
@@ -36,7 +36,7 @@
 /**
  * Video device to capture from. Sane default for GNU/Linux systems.
  */
-static char *device = "/dev/video0";
+static char *device;
 
 /**
  * --verbose option
@@ -51,7 +51,7 @@ static int silent = false;
 /**
  * Handler exit code
  */
-static long unsigned int exit_code = 1;
+static long unsigned int exit_code = 0;
 
 /**
  * Helper process we started.
@@ -228,6 +228,8 @@ get_symbol (zbar_processor_t *proc)
   }
 
   /* initialize the Processor */
+  if (NULL == device)
+    device = GNUNET_strdup ("/dev/video0");
   if (0 != (rc = zbar_processor_init (proc, device, 1)))
   {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
@@ -306,6 +308,7 @@ run_zbar ()
   ret = GNUNET_strdup (data);
   /* clean up */
   zbar_processor_destroy (proc);
+  GNUNET_free (device);
   return ret;
 }
 
diff --git a/src/util/gnunet-uri.c b/src/util/gnunet-uri.c
index 9443c9120..de0ff1f92 100644
--- a/src/util/gnunet-uri.c
+++ b/src/util/gnunet-uri.c
@@ -29,7 +29,7 @@
 /**
  * Handler exit code
  */
-static long unsigned int exit_code = 1;
+static long unsigned int exit_code = 0;
 
 /**
  * Helper process we started.

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