From 4c6243ec8437550019963335f252842a750cb6f6 Mon Sep 17 00:00:00 2001 From: Oleg Drokin Date: Sun, 3 Jan 2016 12:05:47 -0500 Subject: [PATCH] staging/lustre/llite: Properly mark ll_obd_statfs argument as __user Also update all callers. This fixes a bunch of address space mismatch warnings from sparse. Signed-off-by: Oleg Drokin Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lustre/llite/dir.c | 2 +- drivers/staging/lustre/lustre/llite/file.c | 2 +- drivers/staging/lustre/lustre/llite/llite_internal.h | 2 +- drivers/staging/lustre/lustre/llite/llite_lib.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 5cfe8bb..5b41162 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -1434,7 +1434,7 @@ free_lmv: case LL_IOC_LOV_SWAP_LAYOUTS: return -EPERM; case LL_IOC_OBD_STATFS: - return ll_obd_statfs(inode, (void *)arg); + return ll_obd_statfs(inode, (void __user *)arg); case LL_IOC_LOV_GETSTRIPE: case LL_IOC_MDC_GETINFO: case IOC_MDC_GETFILEINFO: diff --git a/drivers/staging/lustre/lustre/llite/file.c b/drivers/staging/lustre/lustre/llite/file.c index c91b5b4..6652fdf 100644 --- a/drivers/staging/lustre/lustre/llite/file.c +++ b/drivers/staging/lustre/lustre/llite/file.c @@ -2278,7 +2278,7 @@ ll_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case LL_IOC_GROUP_UNLOCK: return ll_put_grouplock(inode, file, arg); case IOC_OBD_STATFS: - return ll_obd_statfs(inode, (void *)arg); + return ll_obd_statfs(inode, (void __user *)arg); /* We need to special case any other ioctls we want to handle, * to send them to the MDS/OST as appropriate and to properly diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index e730247..29c325d 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -782,7 +782,7 @@ int ll_show_options(struct seq_file *seq, struct dentry *dentry); void ll_dirty_page_discard_warn(struct page *page, int ioret); int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req, struct super_block *, struct lookup_intent *); -int ll_obd_statfs(struct inode *inode, void *arg); +int ll_obd_statfs(struct inode *inode, void __user *arg); int ll_get_max_mdsize(struct ll_sb_info *sbi, int *max_mdsize); int ll_get_default_mdsize(struct ll_sb_info *sbi, int *default_mdsize); int ll_process_config(struct lustre_cfg *lcfg); diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index efff830..68fa766 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -2019,7 +2019,7 @@ cleanup: return rc; } -int ll_obd_statfs(struct inode *inode, void *arg) +int ll_obd_statfs(struct inode *inode, void __user *arg) { struct ll_sb_info *sbi = NULL; struct obd_export *exp; -- 2.7.4