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-rw-r--r--include/linux/nodemask.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index cf0b91c3ec12..15cab3967d6d 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_NODEMASK_H
#define __LINUX_NODEMASK_H
@@ -103,7 +104,9 @@ extern nodemask_t _unused_nodemask_arg_;
*
* Can be used to provide arguments for '%*pb[l]' when printing a nodemask.
*/
-#define nodemask_pr_args(maskp) MAX_NUMNODES, (maskp)->bits
+#define nodemask_pr_args(maskp) \
+ ((maskp) != NULL) ? MAX_NUMNODES : 0, \
+ ((maskp) != NULL) ? (maskp)->bits : NULL
/*
* The inline keyword gives the compiler room to decide to inline, or