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-rw-r--r--drivers/acpi/apei/apei-internal.h5
-rw-r--r--drivers/firmware/efi/cper.c12
-rw-r--r--include/acpi/ghes.h5
3 files changed, 7 insertions, 15 deletions
diff --git a/drivers/acpi/apei/apei-internal.h b/drivers/acpi/apei/apei-internal.h
index 6e9f14c0a71b..cb4126051f62 100644
--- a/drivers/acpi/apei/apei-internal.h
+++ b/drivers/acpi/apei/apei-internal.h
@@ -120,11 +120,6 @@ int apei_exec_collect_resources(struct apei_exec_context *ctx,
struct dentry;
struct dentry *apei_get_debugfs_dir(void);
-#define apei_estatus_for_each_section(estatus, section) \
- for (section = (struct acpi_hest_generic_data *)(estatus + 1); \
- (void *)section - (void *)estatus < estatus->data_length; \
- section = (void *)(section+1) + section->error_data_length)
-
static inline u32 cper_estatus_len(struct acpi_hest_generic_status *estatus)
{
if (estatus->raw_data_length)
diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
index 48a8f69da42a..bf3672a81e49 100644
--- a/drivers/firmware/efi/cper.c
+++ b/drivers/firmware/efi/cper.c
@@ -606,7 +606,6 @@ void cper_estatus_print(const char *pfx,
const struct acpi_hest_generic_status *estatus)
{
struct acpi_hest_generic_data *gdata;
- unsigned int data_len;
int sec_no = 0;
char newpfx[64];
__u16 severity;
@@ -617,14 +616,10 @@ void cper_estatus_print(const char *pfx,
"It has been corrected by h/w "
"and requires no further action");
printk("%s""event severity: %s\n", pfx, cper_severity_str(severity));
- data_len = estatus->data_length;
- gdata = (struct acpi_hest_generic_data *)(estatus + 1);
snprintf(newpfx, sizeof(newpfx), "%s%s", pfx, INDENT_SP);
- while (data_len >= acpi_hest_get_size(gdata)) {
+ apei_estatus_for_each_section(estatus, gdata) {
cper_estatus_print_section(newpfx, gdata, sec_no);
- data_len -= acpi_hest_get_record_size(gdata);
- gdata = acpi_hest_get_next(gdata);
sec_no++;
}
}
@@ -653,15 +648,12 @@ int cper_estatus_check(const struct acpi_hest_generic_status *estatus)
if (rc)
return rc;
data_len = estatus->data_length;
- gdata = (struct acpi_hest_generic_data *)(estatus + 1);
- while (data_len >= acpi_hest_get_size(gdata)) {
+ apei_estatus_for_each_section(estatus, gdata) {
gedata_len = acpi_hest_get_error_length(gdata);
if (gedata_len > data_len - acpi_hest_get_size(gdata))
return -EINVAL;
-
data_len -= acpi_hest_get_record_size(gdata);
- gdata = acpi_hest_get_next(gdata);
}
if (data_len)
return -EINVAL;
diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h
index 9f26e01186ae..9061c5c743b3 100644
--- a/include/acpi/ghes.h
+++ b/include/acpi/ghes.h
@@ -113,6 +113,11 @@ static inline void *acpi_hest_get_next(struct acpi_hest_generic_data *gdata)
return (void *)(gdata) + acpi_hest_get_record_size(gdata);
}
+#define apei_estatus_for_each_section(estatus, section) \
+ for (section = (struct acpi_hest_generic_data *)(estatus + 1); \
+ (void *)section - (void *)(estatus + 1) < estatus->data_length; \
+ section = acpi_hest_get_next(section))
+
int ghes_notify_sea(void);
#endif /* GHES_H */