udev: fix c52b + MX Master

Signed-off-by: Filipe Laíns <lains@archlinux.org>
2019-07-26 15:46:14 +01:00 · 2019-07-26 15:46:14 +01:00 · 6376980213
parent 1bb08d011d
commit 6376980213
1 changed files with 5 additions and 3 deletions
--- a/lib/hidapi/udev.py
+++ b/lib/hidapi/udev.py
@ -264,10 +264,12 @@ def write(device_handle, data):
 	retrycount = 0
 	bytes_written = 0
 	while(retrycount < 3):
+		try:
 			bytes_written = _os.write(device_handle, data)
-		if bytes_written != len(data):
-			sleep(0.1)
 			retrycount += 1
+		except IOError as e:
+			if e.errno == _errno.EPIPE:
+				sleep(0.1)
 		else:
 			break
 	if bytes_written != len(data):