diff options
| author | Dima Dorfman <dd@FreeBSD.org> | 2001-08-16 06:00:57 +0000 |
|---|---|---|
| committer | Dima Dorfman <dd@FreeBSD.org> | 2001-08-16 06:00:57 +0000 |
| commit | e692c40ce1f70f1dc3306f942bbeb0e4a011a966 (patch) | |
| tree | caa5f823f34503f1761fea8e9984ffd513244e83 /sys/dev/snp | |
| parent | 2f46ebcdb7c6e5ea0cee3237188982d0df88c8a9 (diff) | |
Notes
Diffstat (limited to 'sys/dev/snp')
| -rw-r--r-- | sys/dev/snp/snp.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/sys/dev/snp/snp.c b/sys/dev/snp/snp.c index c8b9cf099bbd..08eae23d522c 100644 --- a/sys/dev/snp/snp.c +++ b/sys/dev/snp/snp.c @@ -141,14 +141,17 @@ snplwrite(tp, uio, flag) struct uio uio2; struct snoop *snp; int error, ilen; - char ibuf[512]; + char *ibuf; + error = 0; + ibuf = NULL; snp = tp->t_sc; while (uio->uio_resid > 0) { - ilen = imin(sizeof(ibuf), uio->uio_resid); + ilen = imin(512, uio->uio_resid); + ibuf = malloc(ilen, M_SNP, M_WAITOK); error = uiomove(ibuf, ilen, uio); if (error != 0) - return (error); + break; snp_in(snp, ibuf, ilen); /* Hackish, but probably the least of all evils. */ iov.iov_base = ibuf; @@ -162,9 +165,13 @@ snplwrite(tp, uio, flag) uio2.uio_procp = uio->uio_procp; error = ttwrite(tp, &uio2, flag); if (error != 0) - return (error); + break; + free(ibuf, M_SNP); + ibuf = NULL; } - return (0); + if (ibuf != NULL) + free(ibuf, M_SNP); + return (error); } static struct tty * |