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Patch "iw_cxgb4: Fix error return code in c4iw_rdev_open()" has been added to the 4.9-stable tree

PATCH [email protected] 1 participant 1 message Jan 17, 2017

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This is a note to let you know that I've just added the patch titled

iw_cxgb4: Fix error return code in c4iw_rdev_open()

to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
iw_cxgb4-fix-error-return-code-in-c4iw_rdev_open.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 15f7e3c21b76598bc6e5816d2577ce843b2b963f Mon Sep 17 00:00:00 2001

From: Wei Yongjun <[email protected]>
Date: Sat, 17 Sep 2016 00:41:37 +0000
Subject: iw_cxgb4: Fix error return code in c4iw_rdev_open()

From: Wei Yongjun <[email protected]>

commit 15f7e3c21b76598bc6e5816d2577ce843b2b963f upstream.

Fix to return error code -ENOMEM from the __get_free_page() error handling case instead of 0, as done elsewhere in this function.

Fixes 05eb23893c2c ("cxgb4/iw_cxgb4: Doorbell Drop Avoidance Bug Fixes")
---
 drivers/infiniband/hw/cxgb4/device.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
drivers/infiniband/hw/cxgb4/device.c +3 -1
@@ -828,8 +828,10 @@ static int c4iw_rdev_open(struct c4iw_rd
 	}
 	rdev->status_page = (struct t4_dev_status_page *)
 			    __get_free_page(GFP_KERNEL);
-	if (!rdev->status_page)
+	if (!rdev->status_page) {
+		err = -ENOMEM;
 		goto destroy_ocqp_pool;
+	}
 	rdev->status_page->qp_start = rdev->lldi.vr->qp.start;
 	rdev->status_page->qp_size = rdev->lldi.vr->qp.size;
 	rdev->status_page->cq_start = rdev->lldi.vr->cq.start;

Patches currently in stable-queue which might be from [email protected] are

queue-4.9/nfs-fix-typo-in-parameter-description.patch queue-4.9/remoteproc-st-fix-error-return-code-in-st_rproc_probe.patch queue-4.9/iw_cxgb4-fix-error-return-code-in-c4iw_rdev_open.patch