From: John L. Hammond <[email protected]> In the LL_IOC_HSM_CT_START case of ll_dir_ioctl() require CAP_SYS_ADMIN, since the local handler for this ioctl may modify the global KUC table.
Signed-off-by: John L. Hammond <[email protected]> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3866 Reviewed-on: http://review.whamcloud.com/7565 Reviewed-by: Aurelien Degremont <[email protected]> Reviewed-by: Faccini Bruno <[email protected]> Reviewed-by: Jinshan Xiong <[email protected]> Reviewed-by: Oleg Drokin <[email protected]> Signed-off-by: James Simmons <[email protected]> --- drivers/staging/lustre/lustre/llite/dir.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 2f0873e..ca4d5eb 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -1845,6 +1845,9 @@ out_quotactl: return rc; } case LL_IOC_HSM_CT_START: + if (!capable(CFS_CAP_SYS_ADMIN)) + return -EPERM; + rc = copy_and_ioctl(cmd, sbi->ll_md_exp, (void __user *)arg, sizeof(struct lustre_kernelcomm)); return rc; -- 1.7.1 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
