diff options
| author | Kees Cook <[email protected]> | 2022-10-21 19:10:47 -0700 |
|---|---|---|
| committer | Paolo Abeni <[email protected]> | 2022-10-25 12:59:04 +0200 |
| commit | d6dd508080a3cdc0ab34ebf66c3734f2dff907ad (patch) | |
| tree | 6346dfe9f195b2d1dfe59af5dae563b2d0d718a1 | |
| parent | 6459838af0c08ea2b38fad6e153576549ca3b92f (diff) | |
bnx2: Use kmalloc_size_roundup() to match ksize() usage
Round up allocations with kmalloc_size_roundup() so that build_skb()'s
use of ksize() is always accurate and no special handling of the memory
is needed by KASAN, UBSAN_BOUNDS, nor FORTIFY_SOURCE.
Cc: Rasesh Mody <[email protected]>
Cc: [email protected]
Cc: "David S. Miller" <[email protected]>
Cc: Eric Dumazet <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Paolo Abeni <[email protected]>
Cc: [email protected]
Signed-off-by: Kees Cook <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Paolo Abeni <[email protected]>
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index fec57f1982c8..dbe310144780 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -5415,8 +5415,9 @@ bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size) bp->rx_buf_use_size = rx_size; /* hw alignment + build_skb() overhead*/ - bp->rx_buf_size = SKB_DATA_ALIGN(bp->rx_buf_use_size + BNX2_RX_ALIGN) + - NET_SKB_PAD + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + bp->rx_buf_size = kmalloc_size_roundup( + SKB_DATA_ALIGN(bp->rx_buf_use_size + BNX2_RX_ALIGN) + + NET_SKB_PAD + SKB_DATA_ALIGN(sizeof(struct skb_shared_info))); bp->rx_jumbo_thresh = rx_size - BNX2_RX_OFFSET; bp->rx_ring_size = size; bp->rx_max_ring = bnx2_find_max_ring(size, BNX2_MAX_RX_RINGS); |