boot/efi: trivial coding style cleanups

Follow-ups for #34717 and #34718.

src/boot/efi/smbios.c

@@ -186,13 +186,10 @@ const char* smbios_find_oem_string(const char *name) {
         if (!type11)
                 return NULL;
 
-        const char *s = type11->contents;
-
         assert(left >= type11->header.length); /* get_smbios_table() already validated this */
         left -= type11->header.length;
-        const char *limit = s + left;
 
-        for (const char *p = s; p < limit; ) {
+        for (const char *p = type11->contents, *limit = type11->contents + left; p < limit; ) {
                 const char *e = memchr(p, 0, limit - p);
                 if (!e || e == p) /* Double NUL byte means we've reached the end of the OEM strings. */
                         break;
@@ -208,8 +205,7 @@ const char* smbios_find_oem_string(const char *name) {
 }
 
 static const char* smbios_get_string(const SmbiosHeader *header, size_t nr, uint64_t left) {
-        assert(header);
-        const char *s = (const char *) header;
+        const char *s = (const char *) ASSERT_PTR(header);
 
         /* We assume that get_smbios_table() already validated the header size making some superficial sense */
         assert(left >= header->length);
@@ -227,13 +223,15 @@ static const char* smbios_get_string(const SmbiosHeader *header, size_t nr, uint
 
                 p = e + 1;
         }
+
         return NULL;
 }
 
 void smbios_raw_info_populate(RawSmbiosInfo *ret_info) {
-        assert(ret_info);
         uint64_t left;
 
+        assert(ret_info);
+
         const SmbiosTableType1 *type1 = (const SmbiosTableType1 *) get_smbios_table(1, sizeof(SmbiosTableType1), &left);
         if (type1) {
                 ret_info->manufacturer = smbios_get_string(&type1->header, type1->manufacturer, left);

src/boot/efi/util.h

@@ -4,8 +4,8 @@
 #include "efi.h"
 #include "efi-string.h"
 #include "log.h"
-#include "proto/file-io.h"
 #include "memory-util-fundamental.h"
+#include "proto/file-io.h"
 #include "string-util-fundamental.h"
 
 /* This is provided by the linker. */