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Explicitly assert that the filedesc lock is held when the fget_locked()

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function is called.

MFC after:	1 month
This commit is contained in:
Pawel Jakub Dawidek 2012-06-14 16:24:03 +00:00
parent b7fc69ca89
commit 7a4981c1f6
1 changed files with 6 additions and 1 deletions
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7
sys/sys/filedesc.h
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@ -142,7 +142,12 @@ static __inline struct file *
fget_locked(struct filedesc *fdp, int fd) fget_locked(struct filedesc *fdp, int fd)
{ {
return (fd < 0 || fd >= fdp->fd_nfiles ? NULL : fdp->fd_ofiles[fd]); FILEDESC_LOCK_ASSERT(fdp);
if (fd < 0 || fd >= fdp->fd_nfiles)
return (NULL);
return (fdp->fd_ofiles[fd]);
} }
#endif /* _KERNEL */ #endif /* _KERNEL */