]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commitdiff
bpf: Use bpf_map_area_free instread of kvfree
authorYafang Shao <laoar.shao@gmail.com>
Wed, 10 Aug 2022 15:18:27 +0000 (15:18 +0000)
committerAlexei Starovoitov <ast@kernel.org>
Wed, 10 Aug 2022 18:48:44 +0000 (11:48 -0700)
bpf_map_area_alloc() should be paired with bpf_map_area_free().

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20220810151840.16394-3-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
kernel/bpf/ringbuf.c

index ded4faeca19225d49bb37b78817a7fc147aefe33..3fb54feb39d40c06d59c5ba88b3418515320767d 100644 (file)
@@ -116,7 +116,7 @@ static struct bpf_ringbuf *bpf_ringbuf_area_alloc(size_t data_sz, int numa_node)
 err_free_pages:
        for (i = 0; i < nr_pages; i++)
                __free_page(pages[i]);
-       kvfree(pages);
+       bpf_map_area_free(pages);
        return NULL;
 }
 
@@ -190,7 +190,7 @@ static void bpf_ringbuf_free(struct bpf_ringbuf *rb)
        vunmap(rb);
        for (i = 0; i < nr_pages; i++)
                __free_page(pages[i]);
-       kvfree(pages);
+       bpf_map_area_free(pages);
 }
 
 static void ringbuf_map_free(struct bpf_map *map)