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wifinina: correct sendParamStr to handle empty strings, such as when connecting to an unsecured access point.

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Signed-off-by: deadprogram <ron@hybridgroup.com>
This commit is contained in:
deadprogram
2022-01-24 21:07:53 +01:00
committed by Ron Evans
parent a15f2167cc
commit f7dce6ae22
1 changed files with 3 additions and 1 deletions
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wifinina/wifinina.go
+3 -1
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@@ -969,7 +969,9 @@ func (d *Device) sendParamBuf(p []byte, isLastParam bool) (l int) {
func (d *Device) sendParamStr(p string, isLastParam bool) (l int) { func (d *Device) sendParamStr(p string, isLastParam bool) (l int) {
l = len(p) l = len(p)
d.SPI.Transfer(uint8(l)) d.SPI.Transfer(uint8(l))
d.SPI.Tx([]byte(p), nil) if l > 0 {
d.SPI.Tx([]byte(p), nil)
}
if isLastParam { if isLastParam {
d.SPI.Transfer(CmdEnd) d.SPI.Transfer(CmdEnd)
l += 1 l += 1