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| author | phk <phk@FreeBSD.org> | 2002-01-22 11:22:55 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2002-01-22 11:22:55 +0000 |
| commit | cbd45b6c66f38050c9208e0d1ce5dfe133d5a555 (patch) | |
| tree | 08dced56e850793fea949b56ae5172c83fa8f1b1 /sys/kern/subr_sbuf.c | |
| parent | 069b88ab0ab3581efc6b033142f499f34167c65c (diff) | |
| download | FreeBSD-src-cbd45b6c66f38050c9208e0d1ce5dfe133d5a555.zip FreeBSD-src-cbd45b6c66f38050c9208e0d1ce5dfe133d5a555.tar.gz | |
In certain cases sbuf_printf() and sbuf_vprintf() could mistakely
make extendable sbufs as overflowed.
Approved by: des
Diffstat (limited to 'sys/kern/subr_sbuf.c')
| -rw-r--r-- | sys/kern/subr_sbuf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/subr_sbuf.c b/sys/kern/subr_sbuf.c index 4bf4063..96d5078 100644 --- a/sys/kern/subr_sbuf.c +++ b/sys/kern/subr_sbuf.c @@ -426,7 +426,7 @@ sbuf_vprintf(struct sbuf *s, const char *fmt, va_list ap) * given sufficient space, hence the min() calculation below. */ s->s_len += min(len, SBUF_FREESPACE(s)); - if (!SBUF_HASROOM(s)) + if (!SBUF_HASROOM(s) && !SBUF_CANEXTEND(s)) SBUF_SETFLAG(s, SBUF_OVERFLOWED); KASSERT(s->s_len < s->s_size, |
