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pf: fix pf_nv##_array() size check

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We want to set the maximum number of elements we'll accept, not the
exact number we need.

MFC after:	3 weeks
Sponsored by:	Orange Business Services
This commit is contained in:
Kristof Provost 2023-05-15 19:40:32 +02:00
parent 0ec220df52
commit 76c8f202a4
1 changed files with 1 additions and 1 deletions
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2
sys/netpfil/pf/pf_nv.c
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@ -77,7 +77,7 @@ __FBSDID("$FreeBSD$");
if (! nvlist_exists_number_array(nvl, name)) \
return (EINVAL); \
n = nvlist_get_number_array(nvl, name, &nitems); \
if (nitems != maxelems) \
if (nitems > maxelems) \
return (E2BIG); \
if (nelems != NULL) \
*nelems = nitems; \