From fbee8d933c775cdb9daac3063659cda38c1776c2 Mon Sep 17 00:00:00 2001 From: Vitaliy Ivanov Date: Mon, 25 Jul 2011 17:12:49 -0700 Subject: uml: drivers/net_user.c memory leak fix Perform memory cleanup on exit. On receiving invalid 'pid' we still should clean 'output' variable. Signed-off-by: Vitaliy Ivanov Signed-off-by: Richard Weinberger Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/um/drivers/net_user.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c index 9415dd9e63ef..520118888f16 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); -- cgit v1.2.3