[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH v3 5/5] Mini-OS: fix 9pfs response receiving
Juergen Gross, le mar. 21 nov. 2023 10:49:53 +0100, a ecrit: > When copying a 9pfs response chunk from the ring buffer across the > ring end, the local ring pointer and length field are not updated > correctly. Fix that. > > Fixes: 0924fec1de58 ("Mini-OS: add 9pfs transport layer") > Signed-off-by: Juergen Gross <jgross@xxxxxxxx> Reviewed-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx> Thanks! > --- > V2: > - new patch > --- > 9pfront.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/9pfront.c b/9pfront.c > index 43c7409f..35c5552b 100644 > --- a/9pfront.c > +++ b/9pfront.c > @@ -386,7 +386,9 @@ static void copy_bufs(unsigned char **buf1, unsigned char > **buf2, > printk("9pfs: short copy (dropping %u bytes)\n", len - *len1); > len = *len1; > } > - memcpy(target, *buf1, *len1); > + memcpy(target, *buf1, len); > + *buf1 += len; > + *len1 -= len; > } > } > > -- > 2.35.3 > -- Samuel --- Pour une évaluation indépendante, transparente et rigoureuse ! Je soutiens la Commission d'Évaluation de l'Inria.
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