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authorAndy Grover <andy.grover@oracle.com>2009-04-09 14:09:40 +0000
committerDavid S. Miller <davem@davemloft.net>2009-04-09 17:21:18 -0700
commit7acd4a794c1530af063e51f3f7171e75556458f3 (patch)
tree4c213f984afa23fbb704a9e94f6f754ed50bdb5d
parent7b70d0336da777c00395cc7a503497c2cdabd1a8 (diff)
downloadop-kernel-dev-7acd4a794c1530af063e51f3f7171e75556458f3.zip
op-kernel-dev-7acd4a794c1530af063e51f3f7171e75556458f3.tar.gz
RDS: Fix ordering in a conditional
Putting the constant first is a supposed "best practice" that actually makes the code harder to read. Thanks to Roland Dreier for finding a bug in this "simple, obviously correct" patch. Signed-off-by: Andy Grover <andy.grover@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/rds/rdma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index eaeeb91..e390dc7 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -155,7 +155,7 @@ static int rds_pin_pages(unsigned long user_addr, unsigned int nr_pages,
nr_pages, write, 0, pages, NULL);
up_read(&current->mm->mmap_sem);
- if (0 <= ret && (unsigned) ret < nr_pages) {
+ if (ret >= 0 && ret < nr_pages) {
while (ret--)
put_page(pages[ret]);
ret = -EFAULT;
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