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Diffstat (limited to 'arch/x86/net')
-rw-r--r--arch/x86/net/bpf_jit_comp.c18
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 b08a98c..39ccfbb 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);
}