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\n---\n drivers/xen/xenbus.c | 10 ++++++++--\n 1 file changed, 8 insertions(+), 2 deletions(-)","diff":"diff --git a/drivers/xen/xenbus.c b/drivers/xen/xenbus.c\nindex 36de5255099..92991e2b8f3 100644\n--- a/drivers/xen/xenbus.c\n+++ b/drivers/xen/xenbus.c\n@@ -280,12 +280,18 @@ static char *errmsg(struct xsd_sockmsg *rep)\n \tif (!rep) {\n \t\tchar msg[] = \"No reply\";\n \t\tsize_t len = strlen(msg) + 1;\n-\n-\t\treturn memcpy(malloc(len), msg, len);\n+\t\tres = malloc(len);\n+\t\tif (!res)\n+\t\t\treturn NULL;\n+\t\treturn memcpy(res, msg, len);\n \t}\n \tif (rep->type != XS_ERROR)\n \t\treturn NULL;\n \tres = malloc(rep->len + 1);\n+\tif (!res) {\n+\t\tfree(rep);\n+\t\treturn NULL;\n+\t}\n \tmemcpy(res, rep + 1, rep->len);\n \tres[rep->len] = 0;\n \tfree(rep);\n","prefixes":[]}