tree-wide: Fix declaration/definition parameter name mismatches

src/basic/hash-funcs.c

@@ -31,10 +31,10 @@ DEFINE_HASH_OPS_FULL(
                 char, string_hash_func, string_compare_func, free,
                 char*, strv_free);
 
-void path_hash_func(const char *q, struct siphash *state) {
+void path_hash_func(const char *p, struct siphash *state) {
         bool add_slash = false;
 
-        assert(q);
+        assert(p);
         assert(state);
 
         /* Calculates a hash for a path in a way this duplicate inner slashes don't make a differences, and also
@@ -43,14 +43,14 @@ void path_hash_func(const char *q, struct siphash *state) {
          * which begin in a slash or not) will hash differently though. */
 
         /* if path is absolute, add one "/" to the hash. */
-        if (path_is_absolute(q))
+        if (path_is_absolute(p))
                 siphash24_compress_byte('/', state);
 
         for (;;) {
                 const char *e;
                 int r;
 
-                r = path_find_first_component(&q, true, &e);
+                r = path_find_first_component(&p, true, &e);
                 if (r == 0)
                         return;
 
@@ -59,7 +59,7 @@ void path_hash_func(const char *q, struct siphash *state) {
 
                 if (r < 0) {
                         /* if a component is invalid, then add remaining part as a string. */
-                        string_hash_func(q, state);
+                        string_hash_func(p, state);
                         return;
                 }