diff options
Diffstat (limited to 'Modules/ossaudiodev.c')
| -rw-r--r-- | Modules/ossaudiodev.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/Modules/ossaudiodev.c b/Modules/ossaudiodev.c index 4c22b07..ce8a0d0 100644 --- a/Modules/ossaudiodev.c +++ b/Modules/ossaudiodev.c @@ -569,7 +569,6 @@ _ssize(oss_audio_t *self, int *nchannels, int *ssize) default: return -EOPNOTSUPP; } - *nchannels = 0; if (ioctl(self->fd, SNDCTL_DSP_CHANNELS, nchannels) < 0) return -errno; return 0; @@ -582,11 +581,11 @@ static PyObject * oss_bufsize(oss_audio_t *self, PyObject *args) { audio_buf_info ai; - int nchannels, ssize; + int nchannels=0, ssize=0; if (!PyArg_ParseTuple(args, ":bufsize")) return NULL; - if (_ssize(self, &nchannels, &ssize) < 0) { + if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { PyErr_SetFromErrno(PyExc_IOError); return NULL; } @@ -603,12 +602,12 @@ static PyObject * oss_obufcount(oss_audio_t *self, PyObject *args) { audio_buf_info ai; - int nchannels, ssize; + int nchannels=0, ssize=0; if (!PyArg_ParseTuple(args, ":obufcount")) return NULL; - if (_ssize(self, &nchannels, &ssize) < 0) { + if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { PyErr_SetFromErrno(PyExc_IOError); return NULL; } @@ -626,12 +625,12 @@ static PyObject * oss_obuffree(oss_audio_t *self, PyObject *args) { audio_buf_info ai; - int nchannels, ssize; + int nchannels=0, ssize=0; if (!PyArg_ParseTuple(args, ":obuffree")) return NULL; - if (_ssize(self, &nchannels, &ssize) < 0) { + if (_ssize(self, &nchannels, &ssize) < 0 || !nchannels || !ssize) { PyErr_SetFromErrno(PyExc_IOError); return NULL; } |