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path: root/drivers/uio/uio_hv_generic.c
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Diffstat (limited to 'drivers/uio/uio_hv_generic.c')
-rw-r--r--drivers/uio/uio_hv_generic.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/uio/uio_hv_generic.c b/drivers/uio/uio_hv_generic.c
index 0330ba99730e..652fe2547587 100644
--- a/drivers/uio/uio_hv_generic.c
+++ b/drivers/uio/uio_hv_generic.c
@@ -291,13 +291,15 @@ hv_uio_probe(struct hv_device *dev,
pdata->recv_buf = vzalloc(RECV_BUFFER_SIZE);
if (pdata->recv_buf == NULL) {
ret = -ENOMEM;
- goto fail_close;
+ goto fail_free_ring;
}
ret = vmbus_establish_gpadl(channel, pdata->recv_buf,
RECV_BUFFER_SIZE, &pdata->recv_gpadl);
- if (ret)
+ if (ret) {
+ vfree(pdata->recv_buf);
goto fail_close;
+ }
/* put Global Physical Address Label in name */
snprintf(pdata->recv_name, sizeof(pdata->recv_name),
@@ -316,8 +318,10 @@ hv_uio_probe(struct hv_device *dev,
ret = vmbus_establish_gpadl(channel, pdata->send_buf,
SEND_BUFFER_SIZE, &pdata->send_gpadl);
- if (ret)
+ if (ret) {
+ vfree(pdata->send_buf);
goto fail_close;
+ }
snprintf(pdata->send_name, sizeof(pdata->send_name),
"send:%u", pdata->send_gpadl);
@@ -347,6 +351,8 @@ hv_uio_probe(struct hv_device *dev,
fail_close:
hv_uio_cleanup(dev, pdata);
+fail_free_ring:
+ vmbus_free_ring(dev->channel);
return ret;
}