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authorHeiner Kallweit <hkallweit1@gmail.com>2024-04-12 12:21:58 +0200
committerAndi Shyti <andi.shyti@kernel.org>2024-05-06 00:56:31 +0200
commit355b1513b1e97b6cef84b786c6480325dfd3753d (patch)
treee628fce99cae4b1c173a851318bb1da4366288d1 /drivers/i2c
parent073e58bf6b1a689da2ffcfc7fc515005f8794018 (diff)
i2c: i801: Annotate apanel_addr as __ro_after_init
Annotate this variable as __ro_after_init to protect it from being overwritten later. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-i801.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 6d027a77d1dd..e577abc776c1 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -1060,7 +1060,7 @@ static const struct pci_device_id i801_ids[] = {
MODULE_DEVICE_TABLE(pci, i801_ids);
#if defined CONFIG_X86 && defined CONFIG_DMI
-static unsigned char apanel_addr;
+static unsigned char apanel_addr __ro_after_init;
/* Scan the system ROM for the signature "FJKEYINF" */
static __init const void __iomem *bios_signature(const void __iomem *bios)