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path: root/drivers/usb/mon/mon_text.c
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Diffstat (limited to 'drivers/usb/mon/mon_text.c')
-rw-r--r--drivers/usb/mon/mon_text.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index 4d0be130f49b..d56260280f54 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -161,9 +161,7 @@ static inline char mon_text_get_data(struct mon_event_text *ep, struct urb *urb,
161 } else { 161 } else {
162 struct scatterlist *sg = urb->sg->sg; 162 struct scatterlist *sg = urb->sg->sg;
163 163
164 /* If IOMMU coalescing occurred, we cannot trust sg_page */ 164 if (PageHighMem(sg_page(sg)))
165 if (urb->sg->nents != urb->num_sgs ||
166 PageHighMem(sg_page(sg)))
167 return 'D'; 165 return 'D';
168 166
169 /* For the text interface we copy only the first sg buffer */ 167 /* For the text interface we copy only the first sg buffer */