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authorStefan Agner <stefan.agner@toradex.com>2019-11-12 13:57:30 +0100
committerStefan Agner <stefan.agner@toradex.com>2019-11-12 13:57:30 +0100
commit401bf3f29b1aa6d9ca32bd3252fc9beabe93d80b (patch)
tree6dd86325823a9b44b6e696acbd077e68c47d3108 /security/selinux/ss/services.c
parent5a9c845fe261dec87f892f3fd3c2e32604d952c0 (diff)
parentb260a0862e3a9fccdac23ec3b783911b098c1c74 (diff)
Merge tag 'v5.3.10' into toradex_5.3.ytoradex_5.3.y
This is the 5.3.10 stable release
Diffstat (limited to 'security/selinux/ss/services.c')
-rw-r--r--security/selinux/ss/services.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index d61563a3695e..8218e837a58c 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -1946,7 +1946,14 @@ static int convert_context(struct context *oldc, struct context *newc, void *p)
rc = string_to_context_struct(args->newp, NULL, s,
newc, SECSID_NULL);
if (rc == -EINVAL) {
- /* Retain string representation for later mapping. */
+ /*
+ * Retain string representation for later mapping.
+ *
+ * IMPORTANT: We need to copy the contents of oldc->str
+ * back into s again because string_to_context_struct()
+ * may have garbled it.
+ */
+ memcpy(s, oldc->str, oldc->len);
context_init(newc);
newc->str = s;
newc->len = oldc->len;