From: Vitaliy Ivanov <vitaliva...@gmail.com>
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
Signed-off-by: Vitaliy Ivanov <vitaliva...@gmail.com>
[rich...@nod.at: happens only with -D_FORTIFY_SOURCE=2]
Signed-off-by: Richard Weinberger <rich...@nod.at>
---
arch/um/drivers/cow_user.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/arch/um/drivers/cow_user.c b/arch/um/drivers/cow_user.c
index 93f227a..9cbb426 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;
}
--
1.7.6
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