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Fix case where vnode could be unlocked twice. Untested; bug found by code

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reading.

Reviewed by:	phk
This commit is contained in:
eivind 1999-11-14 17:33:40 +00:00
parent 1adef4ea81
commit 7fc88e0c06
1 changed files with 5 additions and 3 deletions
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8
sys/i386/ibcs2/imgact_coff.c
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@ -214,7 +214,7 @@ coff_load_file(struct proc *p, char *name)
0,
(caddr_t) vp,
0)) != 0)
goto fail;
goto unlocked_fail;
fhdr = (struct filehdr *)ptr;
@ -270,14 +270,16 @@ coff_load_file(struct proc *p, char *name)
error = 0;
dealloc_and_fail:
dealloc_and_fail:
if (vm_map_remove(kernel_map,
(vm_offset_t) ptr,
(vm_offset_t) ptr + PAGE_SIZE))
panic(__FUNCTION__ " vm_map_remove failed");
fail:
vput(nd.ni_vp);
VOP_UNLOCK(vp, 0, p);
unlocked_fail:
vrele(nd.ni_vp);
zfree(namei_zone, nd.ni_cnd.cn_pnbuf);
return error;
}