author: Nick Bowler <nbowler@elliptictech.com> 2012-12-17 16:05:20 -0800
committer: Linus Torvalds <torvalds@linux-foundation.org> 2012-12-17 17:15:28 -0800
commit: 6fd59a83b9261fa53eaf98fb5514abba504a3ea3
parent: e71ec593201e1b367b5f22955e3db49e3c562e67
Commit Summary:
Diffstat:
1 file changed, 2 insertions, 1 deletion
diff --git a/lib/scatterlist.c b/lib/scatterlist.c
index 3675452b23ca..7874b01e816e 100644
--- a/lib/scatterlist.c
+++ b/lib/scatterlist.c
@@ -248,7 +248,8 @@ int __sg_alloc_table(struct sg_table *table, unsigned int nents,
unsigned int left;
#ifndef ARCH_HAS_SG_CHAIN
- BUG_ON(nents > max_ents);
+ if (WARN_ON_ONCE(nents > max_ents))
+ return -EINVAL;
#endif
memset(table, 0, sizeof(*table));