nvme: fix the NVME_CMD_EFFECTS_CSE_MASK definition

3 << 16 does not generate the correct mask for bits 16, 17 and 18.
Use the GENMASK macro to generate the correct mask instead.

Fixes: 84fef62d135b ("nvme: check admin passthru command effects")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Kanchan Joshi <joshi.k@samsung.com>

diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index d6be2a6..d1cd53f 100644 (file)
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -7,6 +7,7 @@
 #ifndef _LINUX_NVME_H
 #define _LINUX_NVME_H
 
+#include <linux/bits.h>
 #include <linux/types.h>
 #include <linux/uuid.h>
 
@@ -639,7 +640,7 @@ enum {
        NVME_CMD_EFFECTS_NCC            = 1 << 2,
        NVME_CMD_EFFECTS_NIC            = 1 << 3,
        NVME_CMD_EFFECTS_CCC            = 1 << 4,
-       NVME_CMD_EFFECTS_CSE_MASK       = 3 << 16,
+       NVME_CMD_EFFECTS_CSE_MASK       = GENMASK(18, 16),
        NVME_CMD_EFFECTS_UUID_SEL       = 1 << 19,
 };