um: vector: Fix a memory allocation check
Checking the result of the previous 'kstrdup()' call is expected here, so
we should test 'params' and not 'str' (which is known to be non-NULL at
this point)
Fixes: ad1f62ab2bd4 ("High Performance UML Vector Network Driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Richard Weinberger <richard@nod.at>
diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c
index bb83a2d..063c76b 100644
--- a/arch/um/drivers/vector_kern.c
+++ b/arch/um/drivers/vector_kern.c
@@ -723,7 +723,7 @@ static int vector_config(char *str, char **error_out)
*/
params = kstrdup(params, GFP_KERNEL);
- if (str == NULL) {
+ if (params == NULL) {
*error_out = "vector_config failed to strdup string";
return -ENOMEM;
}