fix constraint violation in ftw
void* does not implicitly convert to function pointer types.
diff --git a/src/misc/ftw.c b/src/misc/ftw.c
index de01e39..0429aba 100644
--- a/src/misc/ftw.c
+++ b/src/misc/ftw.c
@@ -3,7 +3,10 @@
int ftw(const char *path, int (*fn)(const char *, const struct stat *, int), int fd_limit)
{
- return nftw(path, (void *)fn, fd_limit, FTW_PHYS);
+ /* The following cast assumes that calling a function with one
+ * argument more than it needs behaves as expected. This is
+ * actually undefined, but works on all real-world machines. */
+ return nftw(path, (int (*)())fn, fd_limit, FTW_PHYS);
}
LFS64(ftw);