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nfp: bpf: Use kmemdup_array instead of kmemdup for multiple allocation

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Let the kememdup_array() take care about multiplication and possible
overflows.

Signed-off-by: Yu Jiaoliang <yujiaoliang@vivo.com>
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240821081447.12430-1-yujiaoliang@vivo.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Yu Jiaoliang
2024-08-21 16:14:45 +08:00
committed by Paolo Abeni
parent 812a2751e8
commit d6f75d86aa
1 changed files with 2 additions and 2 deletions
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drivers/net/ethernet/netronome/nfp/bpf/jit.c
+2 -2
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@@ -4537,8 +4537,8 @@ void *nfp_bpf_relo_for_vnic(struct nfp_prog *nfp_prog, struct nfp_bpf_vnic *bv)
u64 *prog;
int err;
prog = kmemdup(nfp_prog->prog, nfp_prog->prog_len * sizeof(u64),
GFP_KERNEL);
prog = kmemdup_array(nfp_prog->prog, nfp_prog->prog_len, sizeof(u64),
GFP_KERNEL);
if (!prog)
return ERR_PTR(-ENOMEM);