From 2bab480d1ca9b654eff316eba44fad2eac8884b4 Mon Sep 17 00:00:00 2001
From: James Simmons <jsimmons@infradead.org>
Date: Wed, 23 Dec 2015 16:24:50 -0500
Subject: [PATCH] staging: lustre: return proper error code for
libcfs_kkuc_msg_put
The functon libcfs_kkuc_msg_put() returns -ENOSYS which is not
correct. Return -ENXIO instead if the kuc header is corrupt.
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/lustre/lustre/obdclass/kernelcomm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
index 46cb81ab3c5f6..281cfd6c2bc79 100644
--- a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
+++ b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c
@@ -57,14 +57,14 @@ int libcfs_kkuc_msg_put(struct file *filp, void *payload)
ssize_t count = kuch->kuc_msglen;
loff_t offset = 0;
mm_segment_t fs;
- int rc = -ENOSYS;
+ int rc = -ENXIO;
if (!filp || IS_ERR(filp))
return -EBADF;
if (kuch->kuc_magic != KUC_MAGIC) {
CERROR("KernelComm: bad magic %x\n", kuch->kuc_magic);
- return -ENOSYS;
+ return rc;
}
fs = get_fs();
--
2.30.2