lattice: add a memset to avoid valgrind warn

trabucayre · trabucayre · commit ed7e9340ba96 · 2020-11-27T08:29:09.000+01:00
diff --git a/src/lattice.cpp b/src/lattice.cpp
@@ -625,6 +625,8 @@ uint32_t Lattice::readStatusReg()
 {
 	uint32_t reg;
 	uint8_t rx[4], tx[4];
+	/* valgrind warn */
+	memset(tx, 0, 4);
 	wr_rd(0x3C, tx, 4, rx, 4);
 	_jtag->set_state(Jtag::RUN_TEST_IDLE);
 	_jtag->toggleClk(1000);

Original file line number	Diff line number	Diff line change
`@@ -625,6 +625,8 @@ uint32_t Lattice::readStatusReg()`
`625`	`625`	`{`
`626`	`626`	`uint32_t reg;`
`627`	`627`	`uint8_t rx[4], tx[4];`
	`628`	`+ /* valgrind warn */`
	`629`	`+ memset(tx, 0, 4);`
`628`	`630`	`wr_rd(0x3C, tx, 4, rx, 4);`
`629`	`631`	`_jtag->set_state(Jtag::RUN_TEST_IDLE);`
`630`	`632`	`_jtag->toggleClk(1000);`