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-rw-r--r--sound/isa/sb/emu8000_pcm.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/isa/sb/emu8000_pcm.c b/sound/isa/sb/emu8000_pcm.c
index ccedbfe..2f85c66 100644
--- a/sound/isa/sb/emu8000_pcm.c
+++ b/sound/isa/sb/emu8000_pcm.c
@@ -433,7 +433,8 @@ static int emu8k_transfer_block(struct snd_emu8000 *emu, int offset, unsigned sh
while (count > 0) {
unsigned short sval;
CHECK_SCHEDULER();
- get_user(sval, buf);
+ if (get_user(sval, buf))
+ return -EFAULT;
EMU8000_SMLD_WRITE(emu, sval);
buf++;
count--;
@@ -525,12 +526,14 @@ static int emu8k_pcm_copy(struct snd_pcm_substream *subs,
while (count-- > 0) {
unsigned short sval;
CHECK_SCHEDULER();
- get_user(sval, buf);
+ if (get_user(sval, buf))
+ return -EFAULT;
EMU8000_SMLD_WRITE(emu, sval);
buf++;
if (rec->voices > 1) {
CHECK_SCHEDULER();
- get_user(sval, buf);
+ if (get_user(sval, buf))
+ return -EFAULT;
EMU8000_SMRD_WRITE(emu, sval);
buf++;
}
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