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-rw-r--r--drivers/firmware/Kconfig2
-rw-r--r--drivers/firmware/arm_scmi/bus.c3
-rw-r--r--drivers/firmware/efi/efi.c6
-rw-r--r--drivers/firmware/efi/libstub/Makefile2
-rw-r--r--drivers/firmware/efi/libstub/randomalloc.c3
-rw-r--r--drivers/firmware/efi/libstub/relocate.c3
-rw-r--r--drivers/firmware/efi/sysfb_efi.c2
-rw-r--r--drivers/firmware/imx/imx-scu.c1
-rw-r--r--drivers/firmware/iscsi_ibft.c5
9 files changed, 21 insertions, 6 deletions
diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig
index 97ce31e667fc..b4d83c08acef 100644
--- a/drivers/firmware/Kconfig
+++ b/drivers/firmware/Kconfig
@@ -139,7 +139,7 @@ config ISCSI_IBFT
select ISCSI_BOOT_SYSFS
select ISCSI_IBFT_FIND if X86
depends on ACPI && SCSI && SCSI_LOWLEVEL
- default n
+ default n
help
This option enables support for detection and exposing of iSCSI
Boot Firmware Table (iBFT) via sysfs to userspace. If you wish to
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c
index 7c1c0951e562..758ced6a8cc4 100644
--- a/drivers/firmware/arm_scmi/bus.c
+++ b/drivers/firmware/arm_scmi/bus.c
@@ -73,6 +73,9 @@ struct scmi_device *scmi_child_dev_find(struct device *parent,
if (!dev)
return NULL;
+ /* Drop the refcnt bumped implicitly by device_find_child */
+ put_device(dev);
+
return to_scmi_dev(dev);
}
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index 332739f3eded..8c86b3c1df0d 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -774,13 +774,15 @@ char * __init efi_md_typeattr_format(char *buf, size_t size,
EFI_MEMORY_WB | EFI_MEMORY_UCE | EFI_MEMORY_RO |
EFI_MEMORY_WP | EFI_MEMORY_RP | EFI_MEMORY_XP |
EFI_MEMORY_NV | EFI_MEMORY_SP | EFI_MEMORY_CPU_CRYPTO |
- EFI_MEMORY_RUNTIME | EFI_MEMORY_MORE_RELIABLE))
+ EFI_MEMORY_MORE_RELIABLE | EFI_MEMORY_HOT_PLUGGABLE |
+ EFI_MEMORY_RUNTIME))
snprintf(pos, size, "|attr=0x%016llx]",
(unsigned long long)attr);
else
snprintf(pos, size,
- "|%3s|%2s|%2s|%2s|%2s|%2s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
+ "|%3s|%2s|%2s|%2s|%2s|%2s|%2s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
attr & EFI_MEMORY_RUNTIME ? "RUN" : "",
+ attr & EFI_MEMORY_HOT_PLUGGABLE ? "HP" : "",
attr & EFI_MEMORY_MORE_RELIABLE ? "MR" : "",
attr & EFI_MEMORY_CPU_CRYPTO ? "CC" : "",
attr & EFI_MEMORY_SP ? "SP" : "",
diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile
index 2c67f71f2375..f1a4f0154540 100644
--- a/drivers/firmware/efi/libstub/Makefile
+++ b/drivers/firmware/efi/libstub/Makefile
@@ -7,7 +7,7 @@
#
cflags-$(CONFIG_X86_32) := -march=i386
cflags-$(CONFIG_X86_64) := -mcmodel=small
-cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ \
+cflags-$(CONFIG_X86) += -m$(BITS) -D__KERNEL__ -std=gnu11 \
-fPIC -fno-strict-aliasing -mno-red-zone \
-mno-mmx -mno-sse -fshort-wchar \
-Wno-pointer-sign \
diff --git a/drivers/firmware/efi/libstub/randomalloc.c b/drivers/firmware/efi/libstub/randomalloc.c
index 724155b9e10d..de322e1b2cda 100644
--- a/drivers/firmware/efi/libstub/randomalloc.c
+++ b/drivers/firmware/efi/libstub/randomalloc.c
@@ -24,6 +24,9 @@ static unsigned long get_entry_num_slots(efi_memory_desc_t *md,
if (md->type != EFI_CONVENTIONAL_MEMORY)
return 0;
+ if (md->attribute & EFI_MEMORY_HOT_PLUGGABLE)
+ return 0;
+
if (efi_soft_reserve_enabled() &&
(md->attribute & EFI_MEMORY_SP))
return 0;
diff --git a/drivers/firmware/efi/libstub/relocate.c b/drivers/firmware/efi/libstub/relocate.c
index 8ee9eb2b9039..c3c9c38c2184 100644
--- a/drivers/firmware/efi/libstub/relocate.c
+++ b/drivers/firmware/efi/libstub/relocate.c
@@ -62,6 +62,9 @@ efi_status_t efi_low_alloc_above(unsigned long size, unsigned long align,
if (desc->type != EFI_CONVENTIONAL_MEMORY)
continue;
+ if (desc->attribute & EFI_MEMORY_HOT_PLUGGABLE)
+ continue;
+
if (efi_soft_reserve_enabled() &&
(desc->attribute & EFI_MEMORY_SP))
continue;
diff --git a/drivers/firmware/efi/sysfb_efi.c b/drivers/firmware/efi/sysfb_efi.c
index 24d6f6e08df8..816b2b05fe48 100644
--- a/drivers/firmware/efi/sysfb_efi.c
+++ b/drivers/firmware/efi/sysfb_efi.c
@@ -93,6 +93,7 @@ void efifb_setup_from_dmi(struct screen_info *si, const char *opt)
_ret_; \
})
+#ifdef CONFIG_EFI
static int __init efifb_set_system(const struct dmi_system_id *id)
{
struct efifb_dmi_info *info = id->driver_data;
@@ -348,7 +349,6 @@ static const struct fwnode_operations efifb_fwnode_ops = {
.add_links = efifb_add_links,
};
-#ifdef CONFIG_EFI
static struct fwnode_handle efifb_fwnode;
__init void sysfb_apply_efi_quirks(void)
diff --git a/drivers/firmware/imx/imx-scu.c b/drivers/firmware/imx/imx-scu.c
index fd6de5771841..bece2b0bbc2a 100644
--- a/drivers/firmware/imx/imx-scu.c
+++ b/drivers/firmware/imx/imx-scu.c
@@ -296,6 +296,7 @@ static int imx_scu_probe(struct platform_device *pdev)
return ret;
sc_ipc->fast_ipc = of_device_is_compatible(args.np, "fsl,imx8-mu-scu");
+ of_node_put(args.np);
num_channel = sc_ipc->fast_ipc ? 2 : SCU_MU_CHAN_NUM;
for (i = 0; i < num_channel; i++) {
diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c
index 6e9788324fea..371f24569b3b 100644
--- a/drivers/firmware/iscsi_ibft.c
+++ b/drivers/firmware/iscsi_ibft.c
@@ -310,7 +310,10 @@ static ssize_t ibft_attr_show_nic(void *data, int type, char *buf)
str += sprintf_ipaddr(str, nic->ip_addr);
break;
case ISCSI_BOOT_ETH_SUBNET_MASK:
- val = cpu_to_be32(~((1 << (32-nic->subnet_mask_prefix))-1));
+ if (nic->subnet_mask_prefix > 32)
+ val = cpu_to_be32(~0);
+ else
+ val = cpu_to_be32(~((1 << (32-nic->subnet_mask_prefix))-1));
str += sprintf(str, "%pI4", &val);
break;
case ISCSI_BOOT_ETH_PREFIX_LEN:
generated by cgit v1.2.3 (git 2.0.4) at 2025-08-05 18:41:10 +0000