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radeon_hd: Exit on GPIO pin space exhaustion

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* Prevents negative array index read
* CID 1210885
This commit is contained in:
Alexander von Gluck IV
2014-11-15 08:56:40 -06:00
parent f9ac1e93fb
commit 6a716f63ae
1 changed files with 3 additions and 1 deletions
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src/add-ons/accelerants/radeon_hd/connector.cpp
+3 -1
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@@ -309,8 +309,10 @@ gpio_general_populate()
break; break;
} }
} }
if (gpioIndex < 0) if (gpioIndex < 0) {
ERROR("%s: ERROR: Out of space for additional GPIO pins!\n", __func__); ERROR("%s: ERROR: Out of space for additional GPIO pins!\n", __func__);
return B_ERROR;
}
ATOM_GPIO_PIN_ASSIGNMENT* pin = gpioInfo->asGPIO_Pin; ATOM_GPIO_PIN_ASSIGNMENT* pin = gpioInfo->asGPIO_Pin;
for (int i = 0; i < numIndices; i++) { for (int i = 0; i < numIndices; i++) {