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| author | Takashi Iwai <tiwai@suse.de> | 2013-10-30 18:42:13 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-10-30 18:42:13 +0100 |
| commit | c4a4ddaefbef3c5135c3167bd5e067859d71e84c (patch) | |
| tree | 1c44a7de360774a272495593d2bb67853380da82 /arch/x86/net/bpf_jit_comp.c | |
| parent | 6fc16e58adf50c0f1e4478538983fb5ff6f453d4 (diff) | |
| parent | 8723b795aaa0c5f0b9db2099af575f5e089a63f1 (diff) | |
| download | lwn-c4a4ddaefbef3c5135c3167bd5e067859d71e84c.tar.gz lwn-c4a4ddaefbef3c5135c3167bd5e067859d71e84c.zip | |
Merge tag 'asoc-fix-v3.12-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.12
A few of the Coverity fixes from Takashi, one of which (the wm_hubs one)
is particularly noticable.
Diffstat (limited to 'arch/x86/net/bpf_jit_comp.c')
| -rw-r--r-- | arch/x86/net/bpf_jit_comp.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index 79c216aa0e2b..516593e1ce33 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -772,13 +772,21 @@ out: return; } +static void bpf_jit_free_deferred(struct work_struct *work) +{ + struct sk_filter *fp = container_of(work, struct sk_filter, work); + unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; + struct bpf_binary_header *header = (void *)addr; + + set_memory_rw(addr, header->pages); + module_free(NULL, header); + kfree(fp); +} + void bpf_jit_free(struct sk_filter *fp) { if (fp->bpf_func != sk_run_filter) { - unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK; - struct bpf_binary_header *header = (void *)addr; - - set_memory_rw(addr, header->pages); - module_free(NULL, header); + INIT_WORK(&fp->work, bpf_jit_free_deferred); + schedule_work(&fp->work); } } |