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-rw-r--r--drivers/isdn/gigaset/isocdata.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index b171e75cb52..29808c4fb1c 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -175,7 +175,7 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
return -EINVAL;
}
src = iwb->read;
- if (unlikely(limit > BAS_OUTBUFSIZE + BAS_OUTBUFPAD ||
+ if (unlikely(limit >= BAS_OUTBUFSIZE + BAS_OUTBUFPAD ||
(read < src && limit >= src))) {
pr_err("isoc write buffer frame reservation violated\n");
return -EFAULT;