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diff -r -u a/eq3_char_loop.c b/eq3_char_loop.c
--- a/eq3_char_loop.c 2020-03-27 23:57:42.975868561 +0100
+++ b/eq3_char_loop.c 2020-03-27 23:58:16.482782251 +0100
@@ -456,9 +456,9 @@
* "write" is reversed
*/
if (_IOC_DIR(cmd) & _IOC_READ)
- ret = !access_ok(VERIFY_WRITE, (void *)arg, _IOC_SIZE(cmd));
+ ret = !access_ok((void *)arg, _IOC_SIZE(cmd));
else if (_IOC_DIR(cmd) & _IOC_WRITE)
- ret = !access_ok(VERIFY_READ, (void *)arg, _IOC_SIZE(cmd));
+ ret = !access_ok((void *)arg, _IOC_SIZE(cmd));
if (ret) return -EFAULT;
switch(cmd) {
@@ -500,7 +500,7 @@
switch(cmd) {
case TCGETS:
- if( access_ok(VERIFY_READ, (void *)arg, sizeof(struct termios) ) )
+ if( access_ok((void *)arg, sizeof(struct termios) ) )
{
ret = copy_to_user( (void*)arg, &channel->termios, sizeof(struct termios) );
} else {
@@ -508,7 +508,7 @@
}
break;
case TCSETS:
- if( access_ok(VERIFY_WRITE, (void *)arg, sizeof(struct termios) ) )
+ if( access_ok((void *)arg, sizeof(struct termios) ) )
{
ret = copy_from_user( &channel->termios, (void*)arg, sizeof(struct termios) );
} else {
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