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| author | phk <phk@FreeBSD.org> | 2005-12-23 11:49:53 +0000 |
|---|---|---|
| committer | phk <phk@FreeBSD.org> | 2005-12-23 11:49:53 +0000 |
| commit | 4bbae65b4ad44162252f3f49c49b4cba57063cb0 (patch) | |
| tree | 417a19a37e70c8fa0e859e7080fb4334ccc544bd | |
| parent | 90a17769ede81e0557b6a36c11c49c104646d23a (diff) | |
| download | FreeBSD-src-4bbae65b4ad44162252f3f49c49b4cba57063cb0.zip FreeBSD-src-4bbae65b4ad44162252f3f49c49b4cba57063cb0.tar.gz | |
Make sbuf_copyin() return the number of bytes copied on success.
Submitted by: "Wojciech A. Koszek" <dunstan@freebsd.czest.pl>
| -rw-r--r-- | share/man/man9/sbuf.9 | 4 | ||||
| -rw-r--r-- | sys/kern/subr_sbuf.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/share/man/man9/sbuf.9 b/share/man/man9/sbuf.9 index 5fdb7aa..ca9aa85 100644 --- a/share/man/man9/sbuf.9 +++ b/share/man/man9/sbuf.9 @@ -337,6 +337,10 @@ and return .Dv NULL and \-1, respectively, if the buffer overflowed. +.Pp +.Fn sbuf_copyin +returns \-1 if copying string from userland failed, and number of bytes +copied otherwise. .Sh SEE ALSO .Xr printf 3 , .Xr strcat 3 , diff --git a/sys/kern/subr_sbuf.c b/sys/kern/subr_sbuf.c index efa9ad7..b340ee0 100644 --- a/sys/kern/subr_sbuf.c +++ b/sys/kern/subr_sbuf.c @@ -379,7 +379,7 @@ sbuf_copyin(struct sbuf *s, const void *uaddr, size_t len) return (-1); /* XXX */ } - return (0); + return (done); } #endif |
