[libdvdnav-devel] Check for malloc fail before setting buffer

[Steve Dibb]

libdvdread | branch: master | Steve Dibb <steve.dibb at gmail.com> | Thu Jan 15 13:45:42 2015 -0700| [f5ea91421d7912bffc8c5964409fd4454f1f5985] | committer: Jean-Baptiste Kempf

Check for malloc fail before setting buffer

Signed-off-by: Jean-Baptiste Kempf <jb at videolan.org>

> http://git.videolan.org/gitweb.cgi/libdvdread.git/?a=commit;h=f5ea91421d7912bffc8c5964409fd4454f1f5985
---

 src/dvd_reader.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/dvd_reader.c b/src/dvd_reader.c
index 72dc54a..e3660dd 100644
--- a/src/dvd_reader.c
+++ b/src/dvd_reader.c
@@ -1445,7 +1445,6 @@ int DVDISOVolumeInfo( dvd_reader_t *dvd,
   }
 
   buffer_base = malloc( DVD_VIDEO_LB_LEN + 2048 );
-  buffer = (unsigned char *)(((uintptr_t)buffer_base & ~((uintptr_t)2047)) + 2048);
 
   if( buffer_base == NULL ) {
     fprintf( stderr, "libdvdread: DVDISOVolumeInfo, failed to "
@@ -1453,6 +1452,8 @@ int DVDISOVolumeInfo( dvd_reader_t *dvd,
     return -1;
   }
 
+  buffer = (unsigned char *)(((uintptr_t)buffer_base & ~((uintptr_t)2047)) + 2048);
+
   ret = InternalUDFReadBlocksRaw( dvd, 16, 1, buffer, 0 );
   if( ret != 1 ) {
     fprintf( stderr, "libdvdread: DVDISOVolumeInfo, failed to "