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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>
This commit is contained in:
James Simmons 2015-12-23 16:24:50 -05:00 committed by Greg Kroah-Hartman
parent a0d5e63e43
commit 2bab480d1c
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/lustre/lustre/obdclass/kernelcomm.c
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@ -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();