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Code Issues Releases Activity

Implement ffind_hold using ffind_lock.

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Recommended by: jhb
This commit is contained in:
Alfred Perlstein 2002-01-13 12:57:02 +00:00
parent da10530228
commit c2824dd49b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=89309
1 changed files with 3 additions and 11 deletions
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14
sys/kern/kern_descrip.c
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@ -1464,19 +1464,11 @@ ffind_hold(td, fd)
struct thread *td;
int fd;
{
struct filedesc *fdp;
struct file *fp;
if (td == NULL || (fdp = td->td_proc->p_fd) == NULL)
return (NULL);
FILEDESC_LOCK(fdp);
if (fd < 0 || fd >= fdp->fd_nfiles ||
(fp = fdp->fd_ofiles[fd]) == NULL ||
fp->f_ops == &badfileops)
fp = NULL;
else
fhold(fp);
FILEDESC_UNLOCK(fdp);
fp = ffind_lock(td, fd);
if (fp != NULL)
FILE_UNLOCK(fp);
return (fp);
}