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Fix locking.

This commit is contained in:
ad 2008-04-23 13:13:25 +00:00
parent d0466d413e
commit ce69e3e9c8
1 changed files with 5 additions and 2 deletions
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7
sys/compat/linux/common/linux_socket.c
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@ -1,4 +1,4 @@
/* $NetBSD: linux_socket.c,v 1.89 2008/03/26 20:08:22 ad Exp $ */
/* $NetBSD: linux_socket.c,v 1.90 2008/04/23 13:13:25 ad Exp $ */
/*-
* Copyright (c) 1995, 1998, 2008 The NetBSD Foundation, Inc.
@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: linux_socket.c,v 1.89 2008/03/26 20:08:22 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: linux_socket.c,v 1.90 2008/04/23 13:13:25 ad Exp $");
#if defined(_KERNEL_OPT)
#include "opt_inet.h"
@ -1000,6 +1000,8 @@ linux_getifhwaddr(struct lwp *l, register_t *retval, u_int fd,
if ((fp = fd_getfile(fd)) == NULL)
return (EBADF);
KERNEL_LOCK(1, NULL);
if ((fp->f_flag & (FREAD | FWRITE)) == 0) {
error = EBADF;
goto out;
@ -1084,6 +1086,7 @@ linux_getifhwaddr(struct lwp *l, register_t *retval, u_int fd,
}
out:
KERNEL_UNLOCK_ONE(NULL);
fd_putfile(fd);
return error;
}