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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:39 +0000
commita51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd (patch)
tree13f5692a56e72fd7da499f399ec0f91e68905c40 /drivers/infiniband/core/uverbs_main.c
parentAdding debian version 4.19.282-1. (diff)
downloadlinux-a51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd.tar.xz
linux-a51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd.zip
Merging upstream version 4.19.289.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/infiniband/core/uverbs_main.c')
-rw-r--r--drivers/infiniband/core/uverbs_main.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index fc4b46258..6d8925432 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -283,8 +283,12 @@ static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,
spin_lock_irq(&ev_queue->lock);
while (list_empty(&ev_queue->event_list)) {
- spin_unlock_irq(&ev_queue->lock);
+ if (ev_queue->is_closed) {
+ spin_unlock_irq(&ev_queue->lock);
+ return -EIO;
+ }
+ spin_unlock_irq(&ev_queue->lock);
if (filp->f_flags & O_NONBLOCK)
return -EAGAIN;
@@ -294,12 +298,6 @@ static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,
return -ERESTARTSYS;
spin_lock_irq(&ev_queue->lock);
-
- /* If device was disassociated and no event exists set an error */
- if (list_empty(&ev_queue->event_list) && ev_queue->is_closed) {
- spin_unlock_irq(&ev_queue->lock);
- return -EIO;
- }
}
event = list_entry(ev_queue->event_list.next, struct ib_uverbs_event, list);