ACPI: APEI: mark apei_hest_parse() static

apei_hest_parse() is only used in hest.c, so mark it static.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
[ rjw: Minor subject and changelog edits ]
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/acpi/apei/hest.c

@@ -86,7 +86,9 @@ static int hest_esrc_len(struct acpi_hest_header *hest_hdr)
 	return len;
 };
 
-int apei_hest_parse(apei_hest_func_t func, void *data)
+typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data);
+
+static int apei_hest_parse(apei_hest_func_t func, void *data)
 {
 	struct acpi_hest_header *hest_hdr;
 	int i, rc, len;
@@ -121,7 +123,6 @@ int apei_hest_parse(apei_hest_func_t func, void *data)
 
 	return 0;
 }
-EXPORT_SYMBOL_GPL(apei_hest_parse);
 
 /*
  * Check if firmware advertises firmware first mode. We need FF bit to be set

include/acpi/apei.h

@@ -37,9 +37,6 @@ void __init acpi_hest_init(void);
 static inline void acpi_hest_init(void) { return; }
 #endif
 
-typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data);
-int apei_hest_parse(apei_hest_func_t func, void *data);
-
 int erst_write(const struct cper_record_header *record);
 ssize_t erst_get_record_count(void);
 int erst_get_record_id_begin(int *pos);