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path: root/drivers/infiniband/core/user_mad.c
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Diffstat (limited to 'drivers/infiniband/core/user_mad.c')
-rw-r--r--drivers/infiniband/core/user_mad.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index eb58fcf843ac..10c34b82d2de 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -888,7 +888,7 @@ static int ib_umad_sm_open(struct inode *inode, struct file *filp)
return -ENXIO;
if (filp->f_flags & O_NONBLOCK) {
- if (down_trylock(&port->sm_sem)) {
+ if (!down_try(&port->sm_sem)) {
ret = -EAGAIN;
goto fail;
}