From: Vitaliy Ivanov <vitaliva...@gmail.com>
Perform memory cleanup on exit.
On receiving invalid 'pid' we still should clean 'output' variable.
Signed-off-by: Vitaliy Ivanov <vitaliva...@gmail.com>
Signed-off-by: Richard Weinberger <rich...@nod.at>
---
arch/um/drivers/net_user.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c
index 9415dd9..5201188 100644
--- a/arch/um/drivers/net_user.c
+++ b/arch/um/drivers/net_user.c
@@ -228,7 +228,10 @@ static void change(char *dev, char *what, unsigned char
*addr,
"buffer\n");
pid = change_tramp(argv, output, output_len);
- if (pid < 0) return;
+ if (pid < 0) {
+ kfree(output);
+ return;
+ }
if (output != NULL) {
printk("%s", output);
--
1.7.6
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