staging: lustre: fix gfp_t/int coercion

Fix a few implicit casts between int and gfp_t which were caught by sparse.
Signed-off-by: NOmar Sandoval <osandov@osandov.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/llite/lloop.c

@@ -126,7 +126,7 @@ struct lloop_device {
 	struct block_device *lo_device;
 	unsigned	     lo_blocksize;
 
-	int		  old_gfp_mask;
+	gfp_t		  old_gfp_mask;
 
 	spinlock_t		lo_lock;
 	struct bio		*lo_bio;
@@ -548,7 +548,7 @@ static int loop_clr_fd(struct lloop_device *lo, struct block_device *bdev,
 		       int count)
 {
 	struct file *filp = lo->lo_backing_file;
-	int gfp = lo->old_gfp_mask;
+	gfp_t gfp = lo->old_gfp_mask;
 
 	if (lo->lo_state != LLOOP_BOUND)
 		return -ENXIO;

drivers/staging/lustre/lustre/ptlrpc/client.c

@@ -394,7 +394,7 @@ void ptlrpc_request_cache_fini(void)
 	kmem_cache_destroy(request_cache);
 }
 
-struct ptlrpc_request *ptlrpc_request_cache_alloc(int flags)
+struct ptlrpc_request *ptlrpc_request_cache_alloc(gfp_t flags)
 {
 	struct ptlrpc_request *req;
 

drivers/staging/lustre/lustre/ptlrpc/ptlrpc_internal.h

@@ -57,7 +57,7 @@ struct ptlrpc_bulk_desc *ptlrpc_new_bulk(unsigned npages, unsigned max_brw,
 					 unsigned type, unsigned portal);
 int ptlrpc_request_cache_init(void);
 void ptlrpc_request_cache_fini(void);
-struct ptlrpc_request *ptlrpc_request_cache_alloc(int flags);
+struct ptlrpc_request *ptlrpc_request_cache_alloc(gfp_t flags);
 void ptlrpc_request_cache_free(struct ptlrpc_request *req);
 void ptlrpc_init_xid(void);