From 7a99ae7c57d2de5cad9562bed32addf064521116 Mon Sep 17 00:00:00 2001 From: Vitaliy Ivanov Date: Mon, 25 Jul 2011 17:12:50 -0700 Subject: uml: cow_user.c warning corrections Fix this warning: arch/um/drivers/cow_user.c: In function `absolutize': arch/um/drivers/cow_user.c:189:7: warning: ignoring return value of `chdir', declared with attribute warn_unused_result [richard@nod.at: happens only with -D_FORTIFY_SOURCE=2] Signed-off-by: Vitaliy Ivanov Signed-off-by: Richard Weinberger Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/um/drivers/cow_user.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/um') diff --git a/arch/um/drivers/cow_user.c b/arch/um/drivers/cow_user.c index 93f227a25ba4..9cbb426c0b91 100644 --- a/arch/um/drivers/cow_user.c +++ b/arch/um/drivers/cow_user.c @@ -186,7 +186,11 @@ static int absolutize(char *to, int size, char *from) strcat(to, "/"); strcat(to, from); } - chdir(save_cwd); + if (chdir(save_cwd)) { + cow_printf("absolutize : Can't cd to '%s' - " + "errno = %d\n", save_cwd, errno); + return -1; + } return 0; } -- cgit v1.2.3