- this fixes sparse warning for directly deferencing user space buffer
drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c:652:33: warning: incorrect type in argument 2 (different address spaces)
drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c:652:33: expected void const [noderef] <asn:1>*from
drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c:652:33: got char const *buffer
Signed-off-by: Anil Belur <askb23@xxxxxxxxx>
---
drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c
index 6b9c6db..455c6c7 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c
@@ -628,7 +628,8 @@ out:
* if the optional token is omitted, the operation is performed on both the
* regular and high-priority (if the service has one) NRS head.
*/
-static ssize_t ptlrpc_lprocfs_nrs_seq_write(struct file *file, const char *buffer,
+static ssize_t ptlrpc_lprocfs_nrs_seq_write(struct file *file,
+ const char __user *buffer,
size_t count, loff_t *off)
{
struct ptlrpc_service *svc = ((struct seq_file *)file->private_data)->private;
--
1.9.1
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