Update of /cvsroot/alsa/alsa-kernel/pci/rme9652
In directory sc8-pr-cvs1:/tmp/cvs-serv4328
Modified Files:
hdsp.c
Log Message:
Pablo Menichini <[EMAIL PROTECTED]>
As Smatch point out, there are two call to copy_from_user without the
check of the return code. This patch fix this...
Index: hdsp.c
===================================================================
RCS file: /cvsroot/alsa/alsa-kernel/pci/rme9652/hdsp.c,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -r1.23 -r1.24
--- hdsp.c 14 Feb 2003 09:34:24 -0000 1.23
+++ hdsp.c 1 Mar 2003 08:17:50 -0000 1.24
@@ -2310,7 +2310,8 @@
channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
- copy_from_user(channel_buf + pos * 4, src, count * 4);
+ if (copy_from_user(channel_buf + pos * 4, src, count * 4))
+ return -EFAULT;
return count;
}
@@ -2324,7 +2325,8 @@
channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
- copy_to_user(dst, channel_buf + pos * 4, count * 4);
+ if (copy_to_user(dst, channel_buf + pos * 4, count * 4))
+ return -EFAULT;
return count;
}
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