libibumad: Increase the limit of UMAD_MAX_DEVICES

ibstat command doesn't show all HCAs when the number of HCAs in one system exceeds 20. We need to change this limit. Increase it to 32 to be consistent with the define "IB_UVERBS_MAX_DEVICES = 32"

---

diff -rup a/libibumad-1.3.5/include/infiniband/umad.h b/libibumad-1.3.5/include/infiniband/umad.h
@@ -44,7 +44,7 @@
 #endif				/* __cplusplus */
 
 BEGIN_C_DECLS
-#define UMAD_MAX_DEVICES 20
+#define UMAD_MAX_DEVICES 32
 #define UMAD_ANY_PORT	0
 typedef struct ib_mad_addr {
 	uint32_t qpn;

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Applied. Thanks.

Sasha
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