Commit aafc787e authored by Daniel Borkmann's avatar Daniel Borkmann Committed by David S. Miller
Browse files

arm: bpf_jit: can call module_free() from any context



Follow-up on module_free()/vfree() that takes care of the rest, so no
longer this workaround with work_struct needed.
Signed-off-by: default avatarDaniel Borkmann <dborkman@redhat.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Mircea Gherzan <mgherzan@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ed900ffb
......@@ -900,8 +900,7 @@ void bpf_jit_compile(struct sk_filter *fp)
#endif
alloc_size = 4 * ctx.idx;
ctx.target = module_alloc(max(sizeof(struct work_struct),
alloc_size));
ctx.target = module_alloc(alloc_size);
if (unlikely(ctx.target == NULL))
goto out;
......@@ -927,19 +926,8 @@ void bpf_jit_compile(struct sk_filter *fp)
return;
}
static void bpf_jit_free_worker(struct work_struct *work)
{
module_free(NULL, work);
}
void bpf_jit_free(struct sk_filter *fp)
{
struct work_struct *work;
if (fp->bpf_func != sk_run_filter) {
work = (struct work_struct *)fp->bpf_func;
INIT_WORK(work, bpf_jit_free_worker);
schedule_work(work);
}
if (fp->bpf_func != sk_run_filter)
module_free(NULL, fp->bpf_func);
}
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