libsepol: Replace constant with sizeof()

Replace constant 18 with safer use of sizeof() Signed-off-by: Unto Sten <sten.unto@gmail.com>
SELinuxProject · Jun 19, 2019 · eb2a875 · eb2a875
1 parent e8d880e
commit eb2a875
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/libsepol/src/kernel_to_conf.c b/libsepol/src/kernel_to_conf.c
@@ -448,7 +448,7 @@ static int write_sids_to_conf(FILE *out, const char *const *sid_to_str,
 		if (i < num_sids) {
 			sid = (char *)sid_to_str[i];
 		} else {
-			snprintf(unknown, 18, "%s%u", "UNKNOWN", i);
+			snprintf(unknown, sizeof(unknown), "%s%u", "UNKNOWN", i);
 			sid = strdup(unknown);
 			if (!sid) {
 				rc = -1;
@@ -2376,7 +2376,7 @@ static int write_sid_context_rules_to_conf(FILE *out, struct policydb *pdb, cons
 		if (i < num_sids) {
 			sid = (char *)sid_to_str[i];
 		} else {
-			snprintf(unknown, 18, "%s%u", "UNKNOWN", i);
+			snprintf(unknown, sizeof(unknown), "%s%u", "UNKNOWN", i);
 			sid = unknown;
 		}