Update of /cvsroot/alsa/alsa-kernel/core
In directory usw-pr-cvs1:/tmp/cvs-serv13711
Modified Files:
rawmidi.c
Log Message:
Fixed oops when stream does not exist (rawmidi_info)
Index: rawmidi.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/core/rawmidi.c,v
retrieving revision 1.22
retrieving revision 1.23
diff -u -r1.22 -r1.23
--- rawmidi.c 21 Oct 2002 18:28:20 -0000 1.22
+++ rawmidi.c 22 Oct 2002 09:31:50 -0000 1.23
@@ -518,7 +518,11 @@
int snd_rawmidi_info(snd_rawmidi_substream_t *substream, snd_rawmidi_info_t *info)
{
- snd_rawmidi_t *rmidi = substream->rmidi;
+ snd_rawmidi_t *rmidi;
+
+ if (substream == NULL)
+ return -ENODEV;
+ rmidi = substream->rmidi;
memset(info, 0, sizeof(*info));
info->card = rmidi->card->number;
info->device = rmidi->device;
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