[PATCH 02/29] staging: lustre: libcfs: use break in switch options for libcfs_ioctl_handle

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From: Liang Zhen <liang.zhen@xxxxxxxxx>

Instead of just returning for each switch condition use a break.

Signed-off-by: Liang Zhen <liang.zhen@xxxxxxxxx>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5435
Reviewed-on: http://review.whamcloud.com/11313
Reviewed-by: Bobi Jam <bobijam@xxxxxxxxx>
Reviewed-by: Johann Lombardi <johann.lombardi@xxxxxxxxx>
Reviewed-by: Oleg Drokin <oleg.drokin@xxxxxxxxx>
---
 drivers/staging/lustre/lnet/libcfs/module.c |    9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/lustre/lnet/libcfs/module.c b/drivers/staging/lustre/lnet/libcfs/module.c
index f9f9d59..3fe2810 100644
--- a/drivers/staging/lustre/lnet/libcfs/module.c
+++ b/drivers/staging/lustre/lnet/libcfs/module.c
@@ -116,7 +116,7 @@ static int libcfs_ioctl_handle(struct cfs_psdev_file *pfile, unsigned long cmd,
 			       void __user *arg, struct libcfs_ioctl_hdr *hdr)
 {
 	struct libcfs_ioctl_data *data = NULL;
-	int err = -EINVAL;
+	int err = 0;
 
 	/*
 	 * The libcfs_ioctl_data_adjust() function performs adjustment
@@ -134,7 +134,7 @@ static int libcfs_ioctl_handle(struct cfs_psdev_file *pfile, unsigned long cmd,
 	switch (cmd) {
 	case IOC_LIBCFS_CLEAR_DEBUG:
 		libcfs_debug_clear_buffer();
-		return 0;
+		break;
 	/*
 	 * case IOC_LIBCFS_PANIC:
 	 * Handled in arch/cfs_module.c
@@ -144,7 +144,7 @@ static int libcfs_ioctl_handle(struct cfs_psdev_file *pfile, unsigned long cmd,
 		    data->ioc_inlbuf1[data->ioc_inllen1 - 1] != '\0')
 			return -EINVAL;
 		libcfs_debug_mark_buffer(data->ioc_inlbuf1);
-		return 0;
+		break;
 
 	default: {
 		struct libcfs_ioctl_handler *hand;
@@ -161,8 +161,7 @@ static int libcfs_ioctl_handle(struct cfs_psdev_file *pfile, unsigned long cmd,
 			}
 		}
 		up_read(&ioctl_list_sem);
-		break;
-	}
+		break; }
 	}
 
 	return err;
-- 
1.7.1

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