cgo/process_utils: fix 32bit builds

New clang-14 reports errors for directly casting from an integer to a pointer. Use uintptr_t to fix that problem and adhere to the casting rules. Fixes: #1395 Signed-off-by: Christian Brauner <[email protected]>
lxc · Nov 19, 2024 · afa91aa · afa91aa
1 parent c7dd60d
commit afa91aa
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/shared/cgo/process_utils.h b/shared/cgo/process_utils.h
@@ -219,9 +219,11 @@ static inline int setproctitle(char *title)
 	ret = prctl(PR_SET_MM, prctl_arg(PR_SET_MM_MAP), prctl_arg(&prctl_map),
 		    prctl_arg(sizeof(prctl_map)), prctl_arg(0));
 	if (ret == 0) {
-		char *dest = (char *)arg_start;
+		char *dest;
+
+		dest = (char *)(uintptr_t)arg_start;
 		memcpy(dest, title, len - 1);
-		dest[len-1] = '\0';
+		dest[len - 1] = '\0';
 	}
 
 	return ret;