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bd: Fix missing init in MBRBlockDevice

pull/4607/head
Christopher Haster 2017-06-21 13:33:40 -05:00
parent d7fe4ff599
commit adc3d75936
1 changed files with 6 additions and 1 deletions
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7
features/filesystem/bd/MBRBlockDevice.cpp
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@ -187,11 +187,16 @@ MBRBlockDevice::MBRBlockDevice(BlockDevice *bd, int part)
int MBRBlockDevice::init()
{
int err = _bd->init();
if (err) {
return err;
}
// Allocate smallest buffer necessary to write MBR
uint32_t buffer_size = std::max<uint32_t>(_bd->get_read_size(), sizeof(struct mbr_table));
uint8_t *buffer = new uint8_t[buffer_size];
int err = _bd->read(buffer, 512-buffer_size, buffer_size);
err = _bd->read(buffer, 512-buffer_size, buffer_size);
if (err) {
delete[] buffer;
return err;