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

Message ID 20190220135956.22589-20-minyard@acm.org
State Superseded
Headers show
Series [01/19] i2c: Split smbus into parts | expand

Commit Message

Corey Minyard Feb. 20, 2019, 1:59 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(+)

-- 
2.17.1
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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);