diff mbox series

[v4,19/19] i2c: Verify that the count passed in to smbus_eeprom_init() is valid

Message ID 20190128175458.27255-20-minyard@acm.org (mailing list archive)
State New, archived
Headers show
Series Fix/add vmstate handling in some I2C code | expand

Commit Message

Corey Minyard Jan. 28, 2019, 5:54 p.m. UTC 
From: Corey Minyard <cminyard@mvista.com>

Keep someone from passing in a bogus number

Signed-off-by: Corey Minyard <cminyard@mvista.com>
---
 hw/i2c/smbus_eeprom.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/hw/i2c/smbus_eeprom.c b/hw/i2c/smbus_eeprom.c
index 44887b4a27..ee392f7cb1 100644
--- a/hw/i2c/smbus_eeprom.c
+++ b/hw/i2c/smbus_eeprom.c
@@ -178,6 +178,8 @@  void smbus_eeprom_init(I2CBus *smbus, int nb_eeprom,
 {
     int i;
      /* XXX: make this persistent */
+
+    assert(nb_eeprom <= 8);
     uint8_t *eeprom_buf = g_malloc0(8 * SMBUS_EEPROM_SIZE);
     if (eeprom_spd_size > 0) {
         memcpy(eeprom_buf, eeprom_spd, eeprom_spd_size);