diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2018-08-05 12:49:08 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2018-08-05 13:05:47 +0200 |
| commit | 1beb81367ce08594953fd11d686589b9613c3a97 (patch) | |
| tree | 8e46b22cb2d6fd0c5a42271ba0d9f9fff90082ec /executor/common_linux.h | |
| parent | 2b5d3da50f7bb244d57ca18ba9fbfd20dc8b6706 (diff) | |
executor: check write return value
gcc complains:
error: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Werror=unused-result]
Also fix includes.
Diffstat (limited to 'executor/common_linux.h')
| -rw-r--r-- | executor/common_linux.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/executor/common_linux.h b/executor/common_linux.h index 610586021..7f6b799cf 100644 --- a/executor/common_linux.h +++ b/executor/common_linux.h @@ -1863,9 +1863,11 @@ static int fault_injected(int fail_fd) #include <dirent.h> #include <errno.h> #include <fcntl.h> +#include <signal.h> #include <string.h> #include <sys/stat.h> #include <sys/types.h> +#include <sys/wait.h> static void kill_and_wait(int pid, int* status) { @@ -1900,7 +1902,9 @@ static void kill_and_wait(int pid, int* status) continue; } debug("aborting fuse conn %s\n", ent->d_name); - write(fd, abort, 1); + if (write(fd, abort, 1) < 0) { + debug("failed to abort: %d\n", errno); + } close(fd); } closedir(dir); |