In the currently uncommon case of core (eg. uverbs) response space being omitted, but hw (eg. provider) response space being available, outbuf get defined to "response" while it must be NULL.
This patch takes care of setting ucore->outbuf to NULL if hdr.out_words is equal to 0. Link: http://marc.info/[email protected]> Signed-off-by: Yann Droneaud <[email protected]> --- drivers/infiniband/core/uverbs_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 14d864371050..6c4fc6338b26 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -681,7 +681,7 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf, INIT_UDATA(&ucore, (hdr.in_words) ? buf : NULL, - response, + (hdr.out_words) ? response : NULL, hdr.in_words * 8, hdr.out_words * 8); -- 1.8.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
