RDMA/bnxt_re: Using vmalloc requires including vmalloc.h

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Fixes: 0c4dcd60 ("RDMA/bnxt_re: Refactor hardware queue memory allocation")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reviewed-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/hw/bnxt_re/qplib_res.c

@@ -44,6 +44,7 @@
 #include <linux/inetdevice.h>
 #include <linux/dma-mapping.h>
 #include <linux/if_vlan.h>
+#include <linux/vmalloc.h>
 #include "roce_hsi.h"
 #include "qplib_res.h"
 #include "qplib_sp.h"