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Fix off-by-one error in bit_nclear() usage

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bit_nclear() takes the bit numbers for the start and end bits, not the start
and a count.  This was resulting in memory corruption past the end of the
bitstr_t.

Sponsored by:	Limelight Networks
This commit is contained in:
Stephen Hurd 2017-11-20 21:57:04 +00:00
parent 8d68f9d430
commit 7274b2f6be
1 changed files with 1 additions and 1 deletions
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2
sys/net/iflib.c
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@ -2025,7 +2025,7 @@ iflib_fl_setup(iflib_fl_t fl)
if_ctx_t ctx = rxq->ifr_ctx;
if_softc_ctx_t sctx = &ctx->ifc_softc_ctx;
bit_nclear(fl->ifl_rx_bitmap, 0, fl->ifl_size);
bit_nclear(fl->ifl_rx_bitmap, 0, fl->ifl_size - 1);
/*
** Free current RX buffer structs and their mbufs
*/