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simplify control flow so that gcc knows we never pass save to curthread_pflags_restore

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without initializing
This commit is contained in:
Matt Macy 2018-05-19 04:04:44 +00:00
parent 3ef78c9c96
commit bfd0eacb02
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=333838
1 changed files with 2 additions and 2 deletions
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4
sys/kern/subr_uio.c
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@ -212,7 +212,7 @@ uiomove_faultflag(void *cp, int n, struct uio *uio, int nofault)
size_t cnt;
int error, newflags, save;
error = 0;
save = error = 0;
KASSERT(uio->uio_rw == UIO_READ || uio->uio_rw == UIO_WRITE,
("uiomove: mode"));
@ -275,7 +275,7 @@ uiomove_faultflag(void *cp, int n, struct uio *uio, int nofault)
n -= cnt;
}
out:
if (uio->uio_segflg == UIO_USERSPACE)
if (save)
curthread_pflags_restore(save);
return (error);
}