diff options
| author | Julien Malik <julien.malik@paraiso.me> | 2016-05-02 12:13:24 +0200 |
|---|---|---|
| committer | Julien Malik <julien.malik@paraiso.me> | 2016-05-02 12:13:24 +0200 |
| commit | e1e018a8dc8c96f45486768356b7fb370ae0527c (patch) | |
| tree | b30a5097a816d89602c8f0189696b6302c791f8c /src/lib | |
| parent | b51d088267cb88eb95555ea047755120e36c511b (diff) | |
Fix UBSan gcc warning for first arg to memset non null
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/openjp2/t1.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/lib/openjp2/t1.c b/src/lib/openjp2/t1.c index 1e9480bd..1bf7205e 100644 --- a/src/lib/openjp2/t1.c +++ b/src/lib/openjp2/t1.c @@ -1180,7 +1180,10 @@ static OPJ_BOOL opj_t1_allocate_buffers( } t1->datasize=datasize; } - memset(t1->data,0,datasize * sizeof(OPJ_INT32)); + /* memset first arg is declared to never be null by gcc */ + if (t1->data != NULL) { + memset(t1->data,0,datasize * sizeof(OPJ_INT32)); + } } t1->flags_stride=w+2; flagssize=t1->flags_stride * (h+2); |