shared/uid-range: reduce scope of iterator variables

diff --git a/src/shared/uid-range.c b/src/shared/uid-range.c
index 7cb7d8a477e9a7533062285726066fa27723b456..201d27ab63a778a5c35ab1ffb810d92f6ba2c2f7 100644 (file)
--- a/src/shared/uid-range.c
+++ b/src/shared/uid-range.c
@@ -18,13 +18,11 @@ static bool uid_range_intersect(UidRange *range, uid_t start, uid_t nr) {
 }
 
 static void uid_range_coalesce(UidRange **p, unsigned *n) {
-        unsigned i, j;
-
         assert(p);
         assert(n);
 
-        for (i = 0; i < *n; i++) {
-                for (j = i + 1; j < *n; j++) {
+        for (unsigned i = 0; i < *n; i++) {
+                for (unsigned j = i + 1; j < *n; j++) {
                         UidRange *x = (*p)+i, *y = (*p)+j;
 
                         if (uid_range_intersect(x, y->start, y->nr)) {
@@ -59,7 +57,6 @@ static int uid_range_compare(const UidRange *a, const UidRange *b) {
 int uid_range_add(UidRange **p, unsigned *n, uid_t start, uid_t nr) {
         bool found = false;
         UidRange *x;
-        unsigned i;
 
         assert(p);
         assert(n);
@@ -67,7 +64,7 @@ int uid_range_add(UidRange **p, unsigned *n, uid_t start, uid_t nr) {
         if (nr <= 0)
                 return 0;
 
-        for (i = 0; i < *n; i++) {
+        for (unsigned i = 0; i < *n; i++) {
                 x = (*p) + i;
                 if (uid_range_intersect(x, start, nr)) {
                         found = true;
@@ -143,14 +140,13 @@ int uid_range_add_str(UidRange **p, unsigned *n, const char *s) {
 
 int uid_range_next_lower(const UidRange *p, unsigned n, uid_t *uid) {
         uid_t closest = UID_INVALID, candidate;
-        unsigned i;
 
         assert(p);
         assert(uid);
 
         candidate = *uid - 1;
 
-        for (i = 0; i < n; i++) {
+        for (unsigned i = 0; i < n; i++) {
                 uid_t begin, end;
 
                 begin = p[i].start;
@@ -173,12 +169,10 @@ int uid_range_next_lower(const UidRange *p, unsigned n, uid_t *uid) {
 }
 
 bool uid_range_contains(const UidRange *p, unsigned n, uid_t uid) {
-        unsigned i;
-
         assert(p);
         assert(uid);
 
-        for (i = 0; i < n; i++)
+        for (unsigned i = 0; i < n; i++)
                 if (uid >= p[i].start && uid < p[i].start + p[i].nr)
                         return true;