[vlc-commits] Abort an demux allocation failures

Rémi Denis-Courmont git at videolan.org
Mon Jul 11 21:29:47 CEST 2011


vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Sun Jul 10 23:40:14 2011 +0300| [566fe8b1e12e6f1442c51359b33f061b16327055] | committer: Rémi Denis-Courmont

Abort an demux allocation failures

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=566fe8b1e12e6f1442c51359b33f061b16327055
---

 modules/demux/flac.c    |    2 +-
 modules/demux/nuv.c     |    2 ++
 modules/demux/ogg.c     |    1 +
 modules/demux/oggseek.c |    2 +-
 modules/demux/real.c    |   10 +++++-----
 modules/demux/stl.c     |    4 ++--
 modules/demux/ts.c      |   14 ++++++++------
 modules/demux/ty.c      |    4 ++--
 8 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/modules/demux/flac.c b/modules/demux/flac.c
index 0f01695..5434dd0 100644
--- a/modules/demux/flac.c
+++ b/modules/demux/flac.c
@@ -406,7 +406,7 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
             return VLC_EGENERIC;
 
         *pi_int = p_sys->i_attachments;;
-        *ppp_attach = malloc( sizeof(input_attachment_t**) * p_sys->i_attachments );
+        *ppp_attach = xmalloc( sizeof(input_attachment_t**) * p_sys->i_attachments );
         for( i = 0; i < p_sys->i_attachments; i++ )
             (*ppp_attach)[i] = vlc_input_attachment_Duplicate( p_sys->attachments[i] );
         return VLC_SUCCESS;
diff --git a/modules/demux/nuv.c b/modules/demux/nuv.c
index 853544d..028e071 100644
--- a/modules/demux/nuv.c
+++ b/modules/demux/nuv.c
@@ -418,6 +418,8 @@ static int Demux( demux_t *p_demux )
         {
             /* for rtjpeg data, the header is also needed */
             p_data = block_Realloc( p_data, NUV_FH_SIZE, fh.i_length );
+            if( unlikely(!p_data) )
+                abort();
             memcpy( p_data->p_buffer, p_sys->fh_buffer, NUV_FH_SIZE );
         }
         /* 0,1,2,3 -> rtjpeg, >=4 mpeg4 */
diff --git a/modules/demux/ogg.c b/modules/demux/ogg.c
index 2ab4a3f..e659b9c 100644
--- a/modules/demux/ogg.c
+++ b/modules/demux/ogg.c
@@ -628,6 +628,7 @@ static void Ogg_DecodePacket( demux_t *p_demux,
             }
             else
             {
+#warning Memory leak
                 p_stream->i_headers = 0;
                 p_stream->p_headers = NULL;
                 free( p_org );
diff --git a/modules/demux/oggseek.c b/modules/demux/oggseek.c
index abe2a6b..8f34ab5 100644
--- a/modules/demux/oggseek.c
+++ b/modules/demux/oggseek.c
@@ -78,7 +78,7 @@ static demux_index_entry_t *index_entry_delete( demux_index_entry_t *idx )
 
 static demux_index_entry_t *index_entry_new( void )
 {
-    demux_index_entry_t *idx = (demux_index_entry_t *)malloc( sizeof( demux_index_entry_t ) );
+    demux_index_entry_t *idx = xmalloc( sizeof( demux_index_entry_t ) );
     idx->p_next = idx->p_prev = NULL;
     idx->i_pagepos_end = -1;
     return idx;
diff --git a/modules/demux/real.c b/modules/demux/real.c
index 3ba0a86..a295f2b 100644
--- a/modules/demux/real.c
+++ b/modules/demux/real.c
@@ -963,7 +963,7 @@ static char *StreamReadString2( stream_t *s )
     if( i_length <= 0 )
         return NULL;
 
-    char *psz_string = calloc( 1, i_length + 1 );
+    char *psz_string = xcalloc( 1, i_length + 1 );
 
     stream_Read( s, psz_string, i_length ); /* Valid even if !psz_string */
 
@@ -1661,18 +1661,18 @@ static int CodecAudioParse( demux_t *p_demux, int i_tk_id, const uint8_t *p_data
         tk->i_subpackets =
             i_subpacket_h * i_frame_size / tk->i_subpacket_size;
         tk->p_subpackets =
-            calloc( tk->i_subpackets, sizeof(block_t *) );
+            xcalloc( tk->i_subpackets, sizeof(block_t *) );
         tk->p_subpackets_timecode =
-            calloc( tk->i_subpackets , sizeof( int64_t ) );
+            xcalloc( tk->i_subpackets , sizeof( int64_t ) );
     }
     else if( fmt.i_codec == VLC_CODEC_RA_288 )
     {
         tk->i_subpackets =
             i_subpacket_h * i_frame_size / tk->i_coded_frame_size;
         tk->p_subpackets =
-            calloc( tk->i_subpackets, sizeof(block_t *) );
+            xcalloc( tk->i_subpackets, sizeof(block_t *) );
         tk->p_subpackets_timecode =
-            calloc( tk->i_subpackets , sizeof( int64_t ) );
+            xcalloc( tk->i_subpackets , sizeof( int64_t ) );
     }
 
     /* Check if the calloc went correctly */
diff --git a/modules/demux/stl.c b/modules/demux/stl.c
index 9e40156..a0a9dd5 100644
--- a/modules/demux/stl.c
+++ b/modules/demux/stl.c
@@ -175,11 +175,11 @@ static int Open(vlc_object_t *object)
     const int tti_count = ParseInteger(&header[238], 5);
     msg_Dbg(demux, "Detected EBU STL : CCT=%d TTI=%d start=%8.8s %lld", cct, tti_count, &header[256], program_start);
 
-    demux_sys_t *sys = malloc(sizeof(*sys));
+    demux_sys_t *sys = xmalloc(sizeof(*sys));
     sys->next_date = 0;
     sys->current   = 0;
     sys->count     = 0;
-    sys->index     = calloc(tti_count, sizeof(*sys->index));
+    sys->index     = xcalloc(tti_count, sizeof(*sys->index));
 
 
     bool comment = false;
diff --git a/modules/demux/ts.c b/modules/demux/ts.c
index 375b090..9a7611a 100644
--- a/modules/demux/ts.c
+++ b/modules/demux/ts.c
@@ -503,10 +503,10 @@ static int Open( vlc_object_t *p_this )
          * http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
          * but after the filename the offsets seem to be incorrect.  - DJ */
         int i_duration, i_name;
-        char *psz_name = malloc(25);
+        char *psz_name = xmalloc(25);
         char *psz_event_name;
-        char *psz_event_text = malloc(130);
-        char *psz_ext_text = malloc(1025);
+        char *psz_event_text = xmalloc(130);
+        char *psz_ext_text = xmalloc(1025);
 
         // 2 bytes version Uimsbf (4,5)
         // 2 bytes reserved (6,7)
@@ -541,7 +541,7 @@ static int Open( vlc_object_t *p_this )
         // 1 byte event name length Uimsbf (89)
         i_name = (int)(p_peek[89]&~0x81);
         msg_Dbg( p_demux, "event name length = %d", i_name);
-        psz_event_name = malloc( i_name+1 );
+        psz_event_name = xmalloc( i_name+1 );
         // 1 byte parental rating (90)
         // 129 bytes of event text
         memcpy( psz_event_name, &p_peek[91], i_name );
@@ -727,7 +727,7 @@ static int Open( vlc_object_t *p_this )
             {
                 p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
             }
-            p_sys->buffer = malloc( p_sys->i_packet_size * p_sys->i_ts_read );
+            p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
         }
     }
     free( psz_string );
@@ -1829,6 +1829,8 @@ static void ParsePES( demux_t *p_demux, ts_pid_t *pid )
             }
             /* Append a \0 */
             p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
+            if( !p_block )
+                abort();
             p_block->p_buffer[p_block->i_buffer -1] = '\0';
         }
 
@@ -2405,7 +2407,7 @@ static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
                     if( dec_descr.i_decoder_specific_info_len > 0 )
                     {
                         dec_descr.p_decoder_specific_info =
-                            malloc( dec_descr.i_decoder_specific_info_len );
+                            xmalloc( dec_descr.i_decoder_specific_info_len );
                     }
                     for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
                     {
diff --git a/modules/demux/ty.c b/modules/demux/ty.c
index a9e0d2a..e916b41 100644
--- a/modules/demux/ty.c
+++ b/modules/demux/ty.c
@@ -1892,7 +1892,7 @@ static int get_chunk_header(demux_t *p_demux)
     stream_Read( p_demux->s, NULL, 4 );
 
     /* read the record headers into a temp buffer */
-    p_hdr_buf = malloc(i_num_recs * 16);
+    p_hdr_buf = xmalloc(i_num_recs * 16);
     if (stream_Read(p_demux->s, p_hdr_buf, i_num_recs * 16) < i_num_recs * 16) {
         free( p_hdr_buf );
         p_sys->eof = true;
@@ -1919,7 +1919,7 @@ static ty_rec_hdr_t *parse_chunk_headers( const uint8_t *p_buf,
     ty_rec_hdr_t *p_hdrs, *p_rec_hdr;
 
     *pi_payload_size = 0;
-    p_hdrs = malloc(i_num_recs * sizeof(ty_rec_hdr_t));
+    p_hdrs = xmalloc(i_num_recs * sizeof(ty_rec_hdr_t));
 
     for (i = 0; i < i_num_recs; i++)
     {



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