if dynamic linker's relro mprotect call fails, include reason in message

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index 7058bf61326f183d4ad8134f2bde9e72c7e4a865..3622329cff46802f3b7f2350f253afa37258d0e8 100644 (file)
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -781,7 +781,7 @@ static void reloc_all(struct dso *p)
                if (p->relro_start != p->relro_end &&
                    mprotect(p->base+p->relro_start, p->relro_end-p->relro_start, PROT_READ) < 0) {
                        snprintf(errbuf, sizeof errbuf,
-                               "Error relocating %s: RELRO protection failed",
+                               "Error relocating %s: RELRO protection failed: %m",
                                p->name);
                        if (runtime) longjmp(*rtld_fail, 1);
                        dprintf(2, "%s\n", errbuf);