Fix -Wuninitialized error in edonr_byteorder.h on PPC

module/icp/algs/edonr/edonr_byteorder.h

@@ -86,15 +86,15 @@
 #else
 #define	aix_ld_swap64(s64, d64)						\
 {									\
-	uint64_t *s4, h;						\
+	uint64_t *s4 = 0, h;						\
 									\
 	__asm__("addi %0,%3,4;lwbrx %1,0,%3;lwbrx %2,0,%0;rldimi %1,%2,32,0"\
 		: "+r"(s4), "=r"(d64), "=r"(h) : "b"(s64));		\
 }
 
 #define	aix_st_swap64(s64, d64)						\
 {									\
-	uint64_t *s4, h;						\
+	uint64_t *s4 = 0, h;						\
 	h = (s64) >> 32;						\
 	__asm__ volatile("addi %0,%3,4;stwbrx %1,0,%3;stwbrx %2,0,%0"	\
 		: "+r"(s4) : "r"(s64), "r"(h), "b"(d64));		\
@@ -103,15 +103,15 @@
 #else
 #define	aix_ld_swap64(s64, d64)						\
 {									\
-	uint32_t *s4, h, l;						\
+	uint32_t *s4 = 0, h, l;						\
 	__asm__("addi %0,%3,4;lwbrx %1,0,%3;lwbrx %2,0,%0"		\
 		: "+r"(s4), "=r"(l), "=r"(h) : "b"(s64));		\
 	d64 = ((uint64_t)h<<32) | l;					\
 }
 
 #define	aix_st_swap64(s64, d64)						\
 {									\
-	uint32_t *s4, h, l;						\
+	uint32_t *s4 = 0, h, l;						\
 	l = (s64) & 0xfffffffful, h = (s64) >> 32;			\
 	__asm__ volatile("addi %0,%3,4;stwbrx %1,0,%3;stwbrx %2,0,%0"	\
 		: "+r"(s4) : "r"(l), "r"(h), "b"(d64));			\