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net: caif: use max() to simplify the code

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When processing the tail append of sk buffer, the final length needs
to be determined based on expectlen and addlen. Using max() here can
increase the readability of the code.

Signed-off-by: Li Zetao <lizetao1@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240822133908.1042240-4-lizetao1@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Li Zetao 2024-08-22 21:39:03 +08:00 committed by Jakub Kicinski
parent 77f0caecf4
commit b4985aa8e3
1 changed files with 2 additions and 4 deletions
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6
net/caif/cfpkt_skbuff.c
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@ -298,10 +298,8 @@ struct cfpkt *cfpkt_append(struct cfpkt *dstpkt,
if (unlikely(is_erronous(dstpkt) || is_erronous(addpkt))) {
return dstpkt;
}
if (expectlen > addlen)
neededtailspace = expectlen;
else
neededtailspace = addlen;
neededtailspace = max(expectlen, addlen);
if (dst->tail + neededtailspace > dst->end) {
/* Create a dumplicate of 'dst' with more tail space */