diff options
Diffstat (limited to 'kernel/features/io.c')
| -rw-r--r-- | kernel/features/io.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/features/io.c b/kernel/features/io.c index fbae5cf..d4737bf 100644 --- a/kernel/features/io.c +++ b/kernel/features/io.c @@ -120,7 +120,7 @@ res io_control(enum io_type io, u32 request, void *arg1, void *arg2, void *arg3) res io_write(enum io_type io, const void *buf, u32 offset, u32 count) { - if (!memory_readable(buf)) + if (!memory_readable_range(memory_range(buf, count))) return -EFAULT; struct io_dev *dev; @@ -132,7 +132,7 @@ res io_write(enum io_type io, const void *buf, u32 offset, u32 count) res io_read(enum io_type io, void *buf, u32 offset, u32 count) { - if (!memory_readable(buf)) + if (!memory_writable_range(memory_range(buf, count))) return -EFAULT; struct io_dev *dev; |