diff options
| author | Vitaliy Ivanov <vitalivanov@gmail.com> | 2011-07-25 17:12:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 20:57:13 -0700 |
| commit | 7a99ae7c57d2de5cad9562bed32addf064521116 (patch) | |
| tree | 48d3f4c0cd2233a58b5f75a32d38c40bf326e964 /arch/um/drivers | |
| parent | fbee8d933c775cdb9daac3063659cda38c1776c2 (diff) | |
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 <vitalivanov@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/drivers')
| -rw-r--r-- | 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 93f227a25ba..9cbb426c0b9 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; } |