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cap-list: check range of numeric value

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This commit is contained in:
Yu Watanabe 2017-11-28 22:06:34 +09:00
parent 6b86b9e65d
commit db4bd5bd62
1 changed files with 6 additions and 2 deletions
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8
src/basic/cap-list.c
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@ -54,8 +54,12 @@ int capability_from_name(const char *name) {
/* Try to parse numeric capability */
r = safe_atoi(name, &i);
if (r >= 0 && i >= 0)
return i;
if (r >= 0) {
if (i >= 0 && i < (int) ELEMENTSOF(capability_names))
return i;
else
return -EINVAL;
}
/* Try to parse string capability */
sc = lookup_capability(name, strlen(name));