diff options
| author | Marvin Borner | 2021-04-17 13:55:51 +0200 |
|---|---|---|
| committer | Marvin Borner | 2021-04-17 13:55:51 +0200 |
| commit | 89b5b9acf6037fc1a87f9e85c64831187a47ba94 (patch) | |
| tree | 54b2cdc2dbedfb8594a2d89730805467602f7d93 /kernel/features/mm.c | |
| parent | 7485f7e441ca892876d9401380aa77610eb85f76 (diff) | |
Implemented I/O polling
Diffstat (limited to 'kernel/features/mm.c')
| -rw-r--r-- | kernel/features/mm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/features/mm.c b/kernel/features/mm.c index 9f0bd07..4ed3ab9 100644 --- a/kernel/features/mm.c +++ b/kernel/features/mm.c @@ -512,7 +512,7 @@ res memory_sys_alloc(struct page_dir *dir, u32 size, u32 *addr, u32 *id, u8 shar res memory_sys_free(struct page_dir *dir, u32 addr) { - if (!addr || !memory_readable((void *)addr)) + if (!memory_readable((void *)addr)) return -EFAULT; struct list *links = proc_current()->memory; |