diff options
Diffstat (limited to 'kernel/bpf/core.c')
| -rw-r--r-- | kernel/bpf/core.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 95c7fd093e55..a8ca6dd6e614 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -26,6 +26,7 @@ #include <linux/bpf.h> #include <linux/btf.h> #include <linux/objtool.h> +#include <linux/overflow.h> #include <linux/rbtree_latch.h> #include <linux/kallsyms.h> #include <linux/rcupdate.h> @@ -2455,13 +2456,14 @@ EXPORT_SYMBOL(bpf_empty_prog_array); struct bpf_prog_array *bpf_prog_array_alloc(u32 prog_cnt, gfp_t flags) { + struct bpf_prog_array *p; + if (prog_cnt) - return kzalloc(sizeof(struct bpf_prog_array) + - sizeof(struct bpf_prog_array_item) * - (prog_cnt + 1), - flags); + p = kzalloc(struct_size(p, items, prog_cnt + 1), flags); + else + p = &bpf_empty_prog_array.hdr; - return &bpf_empty_prog_array.hdr; + return p; } void bpf_prog_array_free(struct bpf_prog_array *progs) |