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libsepol: Check strdup() failures

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Check strdup() failures

Signed-off-by: Unto Sten <sten.unto@gmail.com>
This commit is contained in:
Jokke Hämäläinen 2019-06-17 15:02:11 +03:00 committed by William Roberts
parent dbffdf7135
commit e8d880e0a2
1 changed files with 12 additions and 0 deletions
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12
libsepol/src/kernel_to_conf.c
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@ -450,6 +450,10 @@ static int write_sids_to_conf(FILE *out, const char *const *sid_to_str,
} else {
snprintf(unknown, 18, "%s%u", "UNKNOWN", i);
sid = strdup(unknown);
if (!sid) {
rc = -1;
goto exit;
}
}
rc = strs_add_at_index(strs, sid, i);
if (rc != 0) {
@ -792,6 +796,10 @@ static int write_sensitivity_rules_to_conf(FILE *out, struct policydb *pdb)
j = level->level->sens - 1;
if (!sens_alias_map[j]) {
sens_alias_map[j] = strdup(name);
if (!sens_alias_map[j]) {
rc = -1;
goto exit;
}
} else {
alias = sens_alias_map[j];
sens_alias_map[j] = create_str("%s %s", 2, alias, name);
@ -919,6 +927,10 @@ static int write_category_rules_to_conf(FILE *out, struct policydb *pdb)
j = cat->s.value - 1;
if (!cat_alias_map[j]) {
cat_alias_map[j] = strdup(name);
if (!cat_alias_map[j]) {
rc = -1;
goto exit;
}
} else {
alias = cat_alias_map[j];
cat_alias_map[j] = create_str("%s %s", 2, alias, name);