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39 lines
937 B

--- a/diags/diag_disk.c
+++ b/diags/diag_disk.c
@@ -44,6 +44,7 @@
#define DEVICE_TREE_SYSTEM_ID DEVICE_TREE"system-id"
#define DEVICE_TREE_MODEL DEVICE_TREE"model"
+#define BUFFER_LENGTH 16
#define SERIAL_NUM_LEN 8
#define MACHINE_MODEL_LEN 8
@@ -196,15 +197,15 @@
int device_fd;
int rc;
int start_index = 0;
- char serial[SERIAL_NUM_LEN + 1] = {0};
- char model[MACHINE_MODEL_LEN + 1] = {0};
+ char serial[BUFFER_LENGTH] = {0};
+ char model[BUFFER_LENGTH] = {0};
char *temp;
device_fd = open(DEVICE_TREE_SYSTEM_ID, O_RDONLY);
if (device_fd < 0)
return -1;
- rc = read(device_fd, serial, SERIAL_NUM_LEN);
+ rc = read(device_fd, serial, BUFFER_LENGTH);
close(device_fd);
if (rc <= 0)
return -1;
@@ -218,7 +219,7 @@
if (device_fd < 0)
return -1;
- rc = read(device_fd, model, MACHINE_MODEL_LEN);
+ rc = read(device_fd, model, BUFFER_LENGTH);
close(device_fd);
if (rc <= 0)
return -1;