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authorRich Felker <dalias@aerifal.cx>2011-06-25 00:47:28 -0400
committerRich Felker <dalias@aerifal.cx>2011-06-25 00:47:28 -0400
commite8dbf00a789e3b56ca6c3d88e8048b7b2c18b797 (patch)
tree60ec805748f446b2c8b6e8e7a71c05b7d30fc884
parent368ba4a0a9aa5cc9a769872adbef6da433babf54 (diff)
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discard dso descriptors after performing relocations
eventually (once dlopen exists) this behavior will be conditional on
dlopen/dlsym not being reachable.
-rw-r--r--src/ldso/dynlink.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/ldso/dynlink.c b/src/ldso/dynlink.c
index cb35759b..105ed3d7 100644
--- a/src/ldso/dynlink.c
+++ b/src/ldso/dynlink.c
@@ -322,6 +322,16 @@ static void reloc_all(struct dso *p)
 	}
 }
 
+static void free_all(struct dso *p)
+{
+	struct dso *n;
+	while (p) {
+		n = p->next;
+		if (p->map) free(p);
+		p = n;
+	}
+}
+
 void *__dynlink(int argc, char **argv, size_t *got)
 {
 	size_t *auxv, aux[AUX_CNT] = {0};
@@ -387,6 +397,8 @@ void *__dynlink(int argc, char **argv, size_t *got)
 
 	reloc_all(head);
 
+	free_all(head);
+
 	errno = 0;
 	return (void *)aux[AT_ENTRY];
 }