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net: add debug check in skb_reset_inner_transport_header()
authorEric Dumazet <edumazet@google.com>
Tue, 5 Nov 2024 17:43:58 +0000 (17:43 +0000)
committerJakub Kicinski <kuba@kernel.org>
Thu, 7 Nov 2024 01:29:14 +0000 (17:29 -0800)
commitcfe8394e06f22847ecae0312bdd0b633b471b3f0
tree7cf3eb35e01d759b452b7f6ddd89bca3a57e7015tree
parent1e4033b53db48cc77c436feac9c6d7d63db87b87commit | diff
net: add debug check in skb_reset_inner_transport_header()

Make sure (skb->data - skb->head) can fit in skb->inner_transport_header

This needs CONFIG_DEBUG_NET=y.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Joe Damato <jdamato@fastly.com>
Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Link: https://patch.msgid.link/20241105174403.850330-3-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
include/linux/skbuff.h diff | blob | history
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