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Security review: check results of snprintf.

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Calls marked with xSnprintf shouldn't fail.
Abort program cleanly if any of them does.
This commit is contained in:
Hisham Muhammad
2017-07-27 16:07:50 -03:00
parent 3975e9ce5c
commit 09e241fb12
25 changed files with 125 additions and 120 deletions
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2
linux/IOPriorityPanel.c
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@ -27,7 +27,7 @@ Panel* IOPriorityPanel_new(IOPriority currPrio) {
for (int c = 0; classes[c].name; c++) {
for (int i = 0; i < 8; i++) {
char name[50];
snprintf(name, sizeof(name)-1, "%s %d %s", classes[c].name, i, i == 0 ? "(High)" : (i == 7 ? "(Low)" : ""));
xSnprintf(name, sizeof(name)-1, "%s %d %s", classes[c].name, i, i == 0 ? "(High)" : (i == 7 ? "(Low)" : ""));
IOPriority ioprio = IOPriority_tuple(classes[c].klass, i);
Panel_add(this, (Object*) ListItem_new(name, ioprio));
if (currPrio == ioprio) Panel_setSelected(this, Panel_size(this) - 1);