gigaset: drop pointless check

Drop a sanity check which doesn't serve any useful purpose anymore.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index db3a1e4cd489..bed38fcc432b 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -174,12 +174,6 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
                 pr_err("invalid size %d\n", size);
                 return -EINVAL;
         }
-        src = iwb->read;
-        if (unlikely(limit >= BAS_OUTBUFSIZE + BAS_OUTBUFPAD ||
-                     (read < src && limit >= src))) {
-                pr_err("isoc write buffer frame reservation violated\n");
-                return -EFAULT;
-        }
 #endif
 
         if (read < write) {