[PATCH 52/61] gpib: Prefer IS_ERR_OR_NULL over manual NULL check

Philipp Hahn phahn-oss at avm.de
Tue Mar 10 04:49:18 PDT 2026


Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Dave Penkler <dpenkler at gmail.com>
Cc: linux-kernel at vger.kernel.org
Signed-off-by: Philipp Hahn <phahn-oss at avm.de>
---
 drivers/gpib/common/iblib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpib/common/iblib.c b/drivers/gpib/common/iblib.c
index b672dd6aad25f2f4f36d2a0ed78a0625651ac8ba..18188228a90178ba0bf7c6c923924a99a8ace1bb 100644
--- a/drivers/gpib/common/iblib.c
+++ b/drivers/gpib/common/iblib.c
@@ -249,7 +249,7 @@ int iboffline(struct gpib_board *board)
 	if (!board->interface)
 		return -ENODEV;
 
-	if (board->autospoll_task && !IS_ERR(board->autospoll_task)) {
+	if (!IS_ERR_OR_NULL(board->autospoll_task)) {
 		retval = kthread_stop(board->autospoll_task);
 		if (retval)
 			dev_err(board->gpib_dev, "kthread_stop returned %i\n", retval);

-- 
2.43.0




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