/* * Copyright IBM Corporation, 2010 * Author Aneesh Kumar K.V * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2.1 of the GNU Lesser General Public License * as published by the Free Software Foundation. * * This program is distributed in the hope that it would be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * */ #ifndef FS_9P_ACL_H #define FS_9P_ACL_H #ifdef CONFIG_9P_FS_POSIX_ACL extern int v9fs_get_acl(struct inode *, struct p9_fid *); extern struct posix_acl *v9fs_iop_get_acl(struct inode *inode, int type); extern int v9fs_acl_chmod(struct inode *, struct p9_fid *); extern int v9fs_set_create_acl(struct inode *, struct p9_fid *, struct posix_acl *, struct posix_acl *); extern int v9fs_acl_mode(struct inode *dir, umode_t *modep, struct posix_acl **dpacl, struct posix_acl **pacl); extern void v9fs_put_acl(struct posix_acl *dacl, struct posix_acl *acl); #else #define v9fs_iop_get_acl NULL static inline int v9fs_get_acl(struct inode *inode, struct p9_fid *fid) { return 0; } static inline int v9fs_acl_chmod(struct inode *inode, struct p9_fid *fid) { return 0; } static inline int v9fs_set_create_acl(struct inode *inode, struct p9_fid *fid, struct posix_acl *dacl, struct posix_acl *acl) { return 0; } static inline void v9fs_put_acl(struct posix_acl *dacl, struct posix_acl *acl) { } static inline int v9fs_acl_mode(struct inode *dir, umode_t *modep, struct posix_acl **dpacl, struct posix_acl **pacl) { return 0; } #endif #endif /* FS_9P_XATTR_H */ 35'>refslogtreecommitdiff
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authorJisheng Zhang <jszhang@marvell.com>2016-11-10 17:21:29 +0800
committerMark Brown <broonie@kernel.org>2016-11-11 15:38:08 +0000
commit09f2ba0b0b7c44ecea49cf69a708203b76ba5535 (patch)
tree042df33ac99f77d8b86ac427431e267c33561c35 /include/ras/ras_event.h
parent1001354ca34179f3db924eb66672442a173147dc (diff)
regulator: gpio: properly check return value of of_get_named_gpio
The function of_get_named_gpio() could return -ENOENT, -EPROBE_DEFER -EINVAL and so on. Currently, for the optional property "enable-gpio", we only check -EPROBE_DEFER, this is not enough since there may be misconfigured "enable-gpio" in the DTB, of_get_named_gpio() will return -EINVAL in this case, we should return immediately here. And for the optional property "gpios", we didn't check the return value, the driver will continue to the point where gpio_request_array() is called, it doesn't make sense to continue if we got -EPROBE_DEFER or -EINVAL here. This patch tries to address these two issues by properly checking the return value of of_get_named_gpio. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/ras/ras_event.h')