---

yaml --- r: 210527 b: refs/heads/master c: edce682 h: refs/heads/master i: 210525: ed49c35 210523: 1bede72 210519: c4e4077 210511: a5afb6c 210495: 8f5fc53 v: v3
git-mirror · Aug 30, 2010 · 00655ce · 00655ce
1 parent ebf80e8
commit 00655ce
Show file tree

Hide file tree

Showing 2 changed files with 13 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b76b4014f9d988d2412b873e4d4c13c7f9afc4e4
+refs/heads/master: edce6820a9fdda85521211cb334a183e34cc455e
diff --git a/trunk/lib/scatterlist.c b/trunk/lib/scatterlist.c
@@ -248,8 +248,18 @@ int __sg_alloc_table(struct sg_table *table, unsigned int nents,
 		left -= sg_size;
 
 		sg = alloc_fn(alloc_size, gfp_mask);
-		if (unlikely(!sg))
-			return -ENOMEM;
+		if (unlikely(!sg)) {
+			/*
+			 * Adjust entry count to reflect that the last
+			 * entry of the previous table won't be used for
+			 * linkage.  Without this, sg_kfree() may get
+			 * confused.
+			 */
+			if (prv)
+				table->nents = ++table->orig_nents;
+
+ 			return -ENOMEM;
+		}
 
 		sg_init_table(sg, alloc_size);
 		table->nents = table->orig_nents += sg_size;