diff options
Diffstat (limited to 'arch/x86/net/bpf_jit_comp.c')
| -rw-r--r-- | arch/x86/net/bpf_jit_comp.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index b08a98c59530..39ccfbb4a723 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -972,23 +972,17 @@ out: kfree(addrs); } -static void bpf_jit_free_deferred(struct work_struct *work) +void bpf_jit_free(struct bpf_prog *fp) { - struct bpf_prog *fp = container_of(work, struct bpf_prog, work); unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; struct bpf_binary_header *header = (void *)addr; + if (!fp->jited) + goto free_filter; + set_memory_rw(addr, header->pages); module_free(NULL, header); - kfree(fp); -} -void bpf_jit_free(struct bpf_prog *fp) -{ - if (fp->jited) { - INIT_WORK(&fp->work, bpf_jit_free_deferred); - schedule_work(&fp->work); - } else { - kfree(fp); - } +free_filter: + bpf_prog_unlock_free(fp); } |