pstore: Create common record initializer

In preparation for setting timestamps in the pstore core, create a common
initializer routine, instead of using static initializers.

Signed-off-by: Kees Cook <keescook@chromium.org>

1 files changed, 21 insertions, 14 deletions

diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index d8289ce00f99..7798041f3fba 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -474,6 +474,14 @@ static size_t copy_kmsg_to_buffer(int hsize, size_t len)
 	return total_len;
 }
 
+void pstore_record_init(struct pstore_record *record,
+			struct pstore_info *psinfo)
+{
+	memset(record, 0, sizeof(*record));
+
+	record->psi = psinfo;
+}
+
 /*
  * callback from kmsg_dump. (s2,l2) has the most recently
  * written bytes, older bytes are in (s1,l1). Save as much
@@ -509,15 +517,14 @@ static void pstore_dump(struct kmsg_dumper *dumper,
 		int header_size;
 		int zipped_len = -1;
 		size_t dump_size;
-		struct pstore_record record = {
-			.type = PSTORE_TYPE_DMESG,
-			.count = oopscount,
-			.reason = reason,
-			.part = part,
-			.compressed = false,
-			.buf = psinfo->buf,
-			.psi = psinfo,
-		};
+		struct pstore_record record;
+
+		pstore_record_init(&record, psinfo);
+		record.type = PSTORE_TYPE_DMESG;
+		record.count = oopscount;
+		record.reason = reason;
+		record.part = part;
+		record.buf = psinfo->buf;
 
 		if (big_oops_buf && is_locked) {
 			dst = big_oops_buf;
@@ -587,12 +594,12 @@ static void pstore_console_write(struct console *con, const char *s, unsigned c)
 	const char *e = s + c;
 
 	while (s < e) {
-		struct pstore_record record = {
-			.type = PSTORE_TYPE_CONSOLE,
-			.psi = psinfo,
-		};
+		struct pstore_record record;
 		unsigned long flags;
 
+		pstore_record_init(&record, psinfo);
+		record.type = PSTORE_TYPE_CONSOLE;
+
 		if (c > psinfo->bufsize)
 			c = psinfo->bufsize;
 
@@ -845,7 +852,7 @@ void pstore_get_backend_records(struct pstore_info *psi,
 			pr_err("out of memory creating record\n");
 			break;
 		}
-		record->psi = psi;
+		pstore_record_init(record, psi);
 
 		record->size = psi->read(record);