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path: root/drivers/tty/hvc/hvsi_lib.c
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Diffstat (limited to 'drivers/tty/hvc/hvsi_lib.c')
-rw-r--r--drivers/tty/hvc/hvsi_lib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/hvc/hvsi_lib.c b/drivers/tty/hvc/hvsi_lib.c
index bd9b098..6f4dd83 100644
--- a/drivers/tty/hvc/hvsi_lib.c
+++ b/drivers/tty/hvc/hvsi_lib.c
@@ -183,7 +183,7 @@ int hvsilib_get_chars(struct hvsi_priv *pv, char *buf, int count)
unsigned int tries, read = 0;
if (WARN_ON(!pv))
- return 0;
+ return -ENXIO;
/* If we aren't open, don't do anything in order to avoid races
* with connection establishment. The hvc core will call this
@@ -234,7 +234,7 @@ int hvsilib_put_chars(struct hvsi_priv *pv, const char *buf, int count)
int rc, adjcount = min(count, HVSI_MAX_OUTGOING_DATA);
if (WARN_ON(!pv))
- return 0;
+ return -ENODEV;
dp.hdr.type = VS_DATA_PACKET_HEADER;
dp.hdr.len = adjcount + sizeof(struct hvsi_header);
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