diff options
Diffstat (limited to 'arch/s390/net')
-rw-r--r-- | arch/s390/net/bpf_jit_comp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index 153f8f2cfd56..9c36dc398f90 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -877,6 +877,7 @@ void bpf_jit_compile(struct sk_filter *fp) if (jit.start) { set_memory_ro((unsigned long)header, header->pages); fp->bpf_func = (void *) jit.start; + fp->jited = 1; } out: kfree(addrs); @@ -887,10 +888,12 @@ void bpf_jit_free(struct sk_filter *fp) unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; struct bpf_binary_header *header = (void *)addr; - if (fp->bpf_func == sk_run_filter) + if (!fp->jited) goto free_filter; + set_memory_rw(addr, header->pages); module_free(NULL, header); + free_filter: kfree(fp); } |