diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2026-07-08 14:54:25 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2026-07-08 17:01:09 +0000 |
| commit | b72397da275b098365532133688d555b842bad4f (patch) | |
| tree | ec3cfc565a870fe42ea377de7877ac40811187a7 | |
| parent | ed7e0ebfa20e7e798d2e4e20623d452f1c715aa5 (diff) | |
kern_filewrite(): unconditionally calculate cnt, it is used by callers
Reported by: dhw, madpilot
Tested by: dhw
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Fixes: dfad790c8cca ("sendfile: stop abusing kern_writev()")
| -rw-r--r-- | sys/kern/sys_generic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c index 079bd7b347d7..d5145d6cf322 100644 --- a/sys/kern/sys_generic.c +++ b/sys/kern/sys_generic.c @@ -595,9 +595,9 @@ kern_filewrite(struct thread *td, int fd, struct file *fp, struct uio *auio, #endif cnt = auio->uio_resid; error = fo_write(fp, auio, td->td_ucred, flags, td); + cnt -= auio->uio_resid; #ifdef KTRACE if (ktruio != NULL) { - cnt -= auio->uio_resid; if (error == 0) ktruio->uio_resid = cnt; ktrgenio(fd, UIO_WRITE, ktruio, error); |