LowLevel/Luma3DS-3GX
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Add bounds checking

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This commit is contained in:
piepie62 2019-04-15 03:41:25 -07:00
parent f5f3764f99
commit 353f7d1705
1 changed files with 2 additions and 2 deletions
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4
sysmodules/rosalina/source/menus/cheats.c
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@ -887,13 +887,13 @@ static Result Cheat_ReadLine(char* line, u32 lineSize)
char c = '\0'; char c = '\0';
u32 idx = 0; u32 idx = 0;
while (R_SUCCEEDED(res)) while (R_SUCCEEDED(res) && cheatFilePos < sizeof(cheatFileBuffer))
{ {
c = cheatFileBuffer[cheatFilePos++]; c = cheatFileBuffer[cheatFilePos++];
res = c ? 0 : -1; res = c ? 0 : -1;
if (R_SUCCEEDED(res) && c != '\0') if (R_SUCCEEDED(res) && c != '\0')
{ {
if (c == '\r' && cheatFileBuffer[cheatFilePos] == '\n') if (c == '\r' && cheatFilePos < sizeof(cheatFileBuffer) && cheatFileBuffer[cheatFilePos] == '\n')
{ {
cheatFilePos++; cheatFilePos++;
line[idx++] = '\0'; line[idx++] = '\0';