Fix compiler warning for deprecated function call

Steve Cartmell · Steve Cartmell · commit cdca13798b03 · 2017-08-14T12:10:31.000+01:00
Replaced the deprecated function call .attach() with an assignment
diff --git a/drivers/CAN.cpp b/drivers/CAN.cpp
@@ -38,7 +38,7 @@ CAN::CAN(PinName rd, PinName td, int hz) : _can(), _irq() {
     // No lock needed in constructor
 
     for (size_t i = 0; i < sizeof _irq / sizeof _irq[0]; i++) {
-        _irq[i].attach(donothing);
+        _irq[i] = callback(donothing);
     }
 
     can_init_freq(&_can, rd, td, hz);

Original file line number	Diff line number	Diff line change
`@@ -38,7 +38,7 @@ CAN::CAN(PinName rd, PinName td, int hz) : _can(), _irq() {`
`38`	`38`	`// No lock needed in constructor`
`39`	`39`
`40`	`40`	`for (size_t i = 0; i < sizeof _irq / sizeof _irq[0]; i++) {`
`41`		`- _irq[i].attach(donothing);`
	`41`	`+ _irq[i] = callback(donothing);`
`42`	`42`	`}`
`43`	`43`
`44`	`44`	`can_init_freq(&_can, rd, td, hz);`