Commit ef27faeb authored Aug 19, 2017 by James Simmons Committed by Greg Kroah-Hartman Aug 22, 2017

staging: lustre: uapi: check if argument for lustre_cfg_buf() is NULL



Check if lcfg passed in is NULL and if it is just return NULL.

Signed-off-by: James Simmons <uja.ornl@yahoo.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6245
Reviewed-on: https://review.whamcloud.com/22138


Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: Fan Yong <fan.yong@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 63d384bf

drivers/staging/lustre/include/uapi/linux/lustre/lustre_cfg.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -161,6 +161,9 @@ static inline void lustre_cfg_buf(struct lustre_cfg lcfg, __u32 index)
		size_t offset;
		__u32 bufcount;

		if (!lcfg)
		return NULL;

		bufcount = lcfg->lcfg_bufcount;
		if (index >= bufcount)
		return NULL;

Admin message