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If a local (AF_LOCAL, AF_UNIX) socket creation (bind) is attempted

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on a fuse mounted file system, it will crash. Although it may be
possible to make this work correctly, this patch avoids the crash
in the meantime.
I removed the MPASS(), since panicing for the FIFO case didn't make
a lot of sense when it returns an error for the others.

PR:		195000
Submitted by:	henry.hu.sh@gmail.com (earlier version)
MFC after:	2 weeks
This commit is contained in:
rmacklem 2016-05-18 22:23:20 +00:00
parent 047e60c94a
commit c6b3045143
1 changed files with 4 additions and 3 deletions
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7
sys/fs/fuse/fuse_vnops.c
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@ -335,8 +335,9 @@ fuse_vnop_create(struct vop_create_args *ap)
/* XXX: Will we ever want devices ? */
if ((vap->va_type != VREG)) {
MPASS(vap->va_type != VFIFO);
goto bringup;
printf("fuse_vnop_create: unsupported va_type %d\n",
vap->va_type);
return (EINVAL);
}
debug_printf("parent nid = %ju, mode = %x\n", (uintmax_t)parentnid,
mode);
@ -364,7 +365,7 @@ fuse_vnop_create(struct vop_create_args *ap)
debug_printf("create: got err=%d from daemon\n", err);
goto out;
}
bringup:
feo = fdip->answ;
if ((err = fuse_internal_checkentry(feo, VREG))) {