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-rw-r--r--src/soc/intel/apollolake/cse.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/cse.c b/src/soc/intel/apollolake/cse.c
index 515d32b99c..3e1792c84a 100644
--- a/src/soc/intel/apollolake/cse.c
+++ b/src/soc/intel/apollolake/cse.c
@@ -92,6 +92,10 @@ static int read_cse_file(const char *path, void *buff, size_t *size,
return 0;
}
+ if (strnlen(path, sizeof(msg.file_name)) >= sizeof(msg.file_name)) {
+ printk(BIOS_ERR, "path too big for msg.file_name buffer\n");
+ return 0;
+ }
strncpy(msg.file_name, path, sizeof(msg.file_name));
msg.mkhi_hdr.fields.group_id = MKHI_GROUP_ID_MCA;
msg.mkhi_hdr.fields.command = READ_FILE;