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 | 2fdf2130926f07881c75e3905ece472c37d7703f (patch) | |
| tree | 3e9e9c3334f7277aa116800efe6719713e23fdc5 /arch | |
| parent | 7a99ae7c57d2de5cad9562bed32addf064521116 (diff) | |
uml: helper.c warning corrections
Fix this warning:
arch/um/os-Linux/helper.c: In function `helper_child':
arch/um/os-Linux/helper.c:38:7: warning: ignoring return value of `write', 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')
| -rw-r--r-- | arch/um/os-Linux/helper.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/um/os-Linux/helper.c b/arch/um/os-Linux/helper.c index b6b1096152a..feff22d6467 100644 --- a/arch/um/os-Linux/helper.c +++ b/arch/um/os-Linux/helper.c @@ -28,14 +28,14 @@ static int helper_child(void *arg) { struct helper_data *data = arg; char **argv = data->argv; - int err; + int err, ret; if (data->pre_exec != NULL) (*data->pre_exec)(data->pre_data); err = execvp_noalloc(data->buf, argv[0], argv); /* If the exec succeeds, we don't get here */ - write(data->fd, &err, sizeof(err)); + CATCH_EINTR(ret = write(data->fd, &err, sizeof(err))); return 0; } |