mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-14 19:25:01 +00:00
Off by one fix to prevent possible segfault. Patch by jwestfall at surrealistic dot net.
Originally committed as revision 4857 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
parent
4bdd05e76f
commit
dd1a74d25d
@ -2178,7 +2178,7 @@ static int find_start_code(const uint8_t **pbuf_ptr, const uint8_t *buf_end)
|
||||
const uint8_t *buf_ptr= *pbuf_ptr;
|
||||
|
||||
buf_ptr++; //gurantees that -1 is within the array
|
||||
buf_end -= 2; // gurantees that +2 is within the array
|
||||
buf_end -= 3; // gurantees that +3 is within the array
|
||||
|
||||
while (buf_ptr < buf_end) {
|
||||
if(*buf_ptr==0){
|
||||
@ -2192,7 +2192,7 @@ static int find_start_code(const uint8_t **pbuf_ptr, const uint8_t *buf_end)
|
||||
}
|
||||
buf_ptr += 2;
|
||||
}
|
||||
buf_end += 2; //undo the hack above
|
||||
buf_end += 3; //undo the hack above
|
||||
|
||||
*pbuf_ptr = buf_end;
|
||||
return -1;
|
||||
|
Loading…
Reference in New Issue
Block a user