summaryrefslogtreecommitdiff
path: root/include/linux/scatterlist.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/scatterlist.h')
-rw-r--r--include/linux/scatterlist.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
index 457123171389..b2ec8421b89f 100644
--- a/include/linux/scatterlist.h
+++ b/include/linux/scatterlist.h
@@ -179,7 +179,11 @@ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents,
#ifndef ARCH_HAS_SG_CHAIN
BUG();
#endif
- prv[prv_nents - 1].page_link = (unsigned long) sgl | 0x01;
+ /*
+ * Set lowest bit to indicate a link pointer, and make sure to clear
+ * the termination bit if it happens to be set.
+ */
+ prv[prv_nents - 1].page_link = ((unsigned long) sgl | 0x01) & ~0x02;
}
/**