dr_48.c: Fix Fix CID #17251

libdvbpsi | branch: master | Jean-Paul Saman <[email protected]> | Sat May 30 15:37:17 2015 +0200| [8d3d27eb18c5639107fb92cef23ee4b2e1311215] | committer: Jean-Paul Saman

dr_48.c: Fix Fix CID #17251

> http://git.videolan.org/gitweb.cgi/libdvbpsi.git/?a=commit;h=8d3d27eb18c5639107fb92cef23ee4b2e1311215
---

 src/descriptors/dr_48.c |   10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/descriptors/dr_48.c b/src/descriptors/dr_48.c
index a348dc7..760da83 100644
--- a/src/descriptors/dr_48.c
+++ b/src/descriptors/dr_48.c
@@ -116,10 +116,14 @@ dvbpsi_descriptor_t * dvbpsi_GenServiceDr(dvbpsi_service_dr_t * p_decoded,
     if (p_decoded->i_service_name_length > 252)
         p_decoded->i_service_name_length = 252;
 
+    /* FIXME: is this correct? A descriptor cannot be more then 255 bytes due to
+     * the function prototype definition */
+    uint8_t i_size = 0;
+    int i_length = 3 + p_decoded->i_service_name_length + p_decoded->i_service_provider_name_length;
+    i_size = (i_length >= UINT8_MAX) ? 255 : i_length;
+
     /* Create the descriptor */
-    dvbpsi_descriptor_t * p_descriptor =
-            dvbpsi_NewDescriptor(0x48, 3 + p_decoded->i_service_name_length +
-                                 p_decoded->i_service_provider_name_length, NULL);
+    dvbpsi_descriptor_t *p_descriptor = dvbpsi_NewDescriptor(0x48, i_size, NULL);
     if (!p_descriptor)
         return NULL;
 

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