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authorRicardo B. Marliere <ricardo@marliere.net>2024-02-04 12:15:09 -0300
committerJohn Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>2024-02-15 18:10:49 +0100
commitd32b8d7e3d207bf4d5ae06b1e0fca27fd7639371 (patch)
tree05af2cbb77239be85c82339d2f50b29a525009a3 /arch/sh
parent6613476e225e090cc9aad49be7fa504e290dd33d (diff)
downloadlinux-d32b8d7e3d207bf4d5ae06b1e0fca27fd7639371.tar.gz
sh: dma-sysfs: Make dma_subsys const
Now that the driver core can properly handle constant struct bus_type, move the dma_subsys variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> Link: https://lore.kernel.org/r/20240204-bus_cleanup-sh-v1-1-44ced951bb16@marliere.net Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Diffstat (limited to 'arch/sh')
-rw-r--r--arch/sh/drivers/dma/dma-sysfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c
index 431bc18f0a411..9f666280d80cc 100644
--- a/arch/sh/drivers/dma/dma-sysfs.c
+++ b/arch/sh/drivers/dma/dma-sysfs.c
@@ -15,7 +15,7 @@
#include <linux/string.h>
#include <asm/dma.h>
-static struct bus_type dma_subsys = {
+static const struct bus_type dma_subsys = {
.name = "dma",
.dev_name = "dma",
};