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AUDIO/BACKENDS/GRAPHICS: Add error checks after allocating memory with malloc

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This commit is contained in:
Julien 2011-06-04 06:46:40 +08:00 committed by Julien
parent 2f200ac493
commit c52cc84912
4 changed files with 15 additions and 0 deletions
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3
audio/rate.cpp
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@ -298,6 +298,9 @@ public:
_bufferSize = osamp;
}
if (!_buffer)
error("[CopyRateConverter::flow] Cannot allocate memory for temp buffer");
// Read up to 'osamp' samples into our temporary buffer
len = input.readBuffer(_buffer, osamp);

2
audio/softsynth/opl/mame.cpp
View File

@ -725,6 +725,8 @@ static int OPLOpenTable(void) {
ENV_CURVE = (int *)malloc(sizeof(int) * (2*EG_ENT+1));
if (!ENV_CURVE)
error("[OPLOpenTable] Cannot allocate memory");
/* envelope counter -> envelope output table */
for (i=0; i < EG_ENT; i++) {

6
backends/vkeybd/virtual-keyboard-parser.cpp
View File

@ -205,6 +205,9 @@ bool VirtualKeyboardParser::parserCallback_event(ParserNode *node) {
evt->type = VirtualKeyboard::kVKEventModifier;
byte *flags = (byte*) malloc(sizeof(byte));
if (!flags)
error("[VirtualKeyboardParser::parserCallback_event] Cannot allocate memory");
*(flags) = parseFlags(node->values["modifiers"]);
evt->data = flags;
@ -217,6 +220,9 @@ bool VirtualKeyboardParser::parserCallback_event(ParserNode *node) {
evt->type = VirtualKeyboard::kVKEventSwitchMode;
String& mode = node->values["mode"];
char *str = (char*) malloc(sizeof(char) * mode.size() + 1);
if (!str)
error("[VirtualKeyboardParser::parserCallback_event] Cannot allocate memory");
memcpy(str, mode.c_str(), sizeof(char) * mode.size());
str[mode.size()] = 0;
evt->data = str;

4
graphics/scaler.cpp
View File

@ -24,6 +24,7 @@
#include "graphics/scaler/scalebit.h"
#include "common/util.h"
#include "common/system.h"
#include "common/textconsole.h"
int gBitFormat = 565;
@ -90,6 +91,9 @@ void InitLUT(Graphics::PixelFormat format) {
if (RGBtoYUV == 0)
RGBtoYUV = (uint32 *)malloc(65536 * sizeof(uint32));
if (!RGBtoYUV)
error("[InitLUT] Cannot allocate memory for YUV/LUT buffers");
for (int color = 0; color < 65536; ++color) {
format.colorToRGB(color, r, g, b);
Y = (r + g + b) >> 2;