in dlopen: don't use null pointer

deps can be null if a library has no dependencies (such as libc itself)

diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index 305d70e010bcdcfff655351b59c92f90ea545fdb..a23390e120dbd4a47241db33e1549a89760962bb 100644 (file)
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -514,19 +514,19 @@ void *dlopen(const char *file, int mode)
        /* First load handling */
        if (!p->deps) {
                load_deps(p);
-               for (i=0; p->deps[i]; i++)
+               if (p->deps) for (i=0; p->deps[i]; i++)
                        if (!p->deps[i]->global)
                                p->deps[i]->global = -1;
                if (!p->global) p->global = -1;
                reloc_all(p);
-               for (i=0; p->deps[i]; i++)
+               if (p->deps) for (i=0; p->deps[i]; i++)
                        if (p->deps[i]->global < 0)
                                p->deps[i]->global = 0;
                if (p->global < 0) p->global = 0;
        }
 
        if (mode & RTLD_GLOBAL) {
-               for (i=0; p->deps[i]; i++)
+               if (p->deps) for (i=0; p->deps[i]; i++)
                        p->deps[i]->global = 1;
                p->global = 1;
        }