diff options
Diffstat (limited to 'libavutil/lzo.c')
| -rw-r--r-- | libavutil/lzo.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavutil/lzo.c b/libavutil/lzo.c index 82dba94771..6104fc3085 100644 --- a/libavutil/lzo.c +++ b/libavutil/lzo.c @@ -22,6 +22,7 @@ #include <string.h> #include "avutil.h" +#include "avassert.h" #include "common.h" #include "intreadwrite.h" #include "lzo.h" @@ -85,6 +86,7 @@ static inline void copy(LZOContext *c, int cnt) { register const uint8_t *src = c->in; register uint8_t *dst = c->out; + av_assert0(cnt >= 0); if (cnt > c->in_end - src) { cnt = FFMAX(c->in_end - src, 0); c->error |= AV_LZO_INPUT_DEPLETED; @@ -116,6 +118,7 @@ static inline void copy(LZOContext *c, int cnt) static inline void copy_backptr(LZOContext *c, int back, int cnt) { register uint8_t *dst = c->out; + av_assert0(cnt > 0); if (dst - c->out_start < back) { c->error |= AV_LZO_INVALID_BACKPTR; return; |