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| author | Kunwu Chan <chentao@kylinos.cn> | 2024-08-23 11:11:28 +0800 |
|---|---|---|
| committer | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2024-08-26 13:58:27 +0530 |
| commit | 8e54acedff45f40f5e11bf2d9ef7f48dd33b4ef9 (patch) | |
| tree | 0813867f9d69e73ddfcd95e149347cf6a80c95d2 /drivers/bus | |
| parent | bfc5ca0fd1ea7aceae0b682fa4bd8079c52f96c8 (diff) | |
| download | lwn-8e54acedff45f40f5e11bf2d9ef7f48dd33b4ef9.tar.gz lwn-8e54acedff45f40f5e11bf2d9ef7f48dd33b4ef9.zip | |
bus: mhi: host: make mhi_bus_type const
Now that the driver core can properly handle constant struct bus_type,
move the mhi_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20240823031129.49010-1-kunwu.chan@linux.dev
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/mhi/host/init.c | 2 | ||||
| -rw-r--r-- | drivers/bus/mhi/host/internal.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/bus/mhi/host/init.c b/drivers/bus/mhi/host/init.c index ce7d2e62c2f1..a9b1f8beee7b 100644 --- a/drivers/bus/mhi/host/init.c +++ b/drivers/bus/mhi/host/init.c @@ -1464,7 +1464,7 @@ static int mhi_match(struct device *dev, const struct device_driver *drv) return 0; }; -struct bus_type mhi_bus_type = { +const struct bus_type mhi_bus_type = { .name = "mhi", .dev_name = "mhi", .match = mhi_match, diff --git a/drivers/bus/mhi/host/internal.h b/drivers/bus/mhi/host/internal.h index aaad40a07f69..d057e877932e 100644 --- a/drivers/bus/mhi/host/internal.h +++ b/drivers/bus/mhi/host/internal.h @@ -9,7 +9,7 @@ #include "../common.h" -extern struct bus_type mhi_bus_type; +extern const struct bus_type mhi_bus_type; /* Host request register */ #define MHI_SOC_RESET_REQ_OFFSET 0xb0 |