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tools/testing/selftests/ipc/msgque.c: improve error handling when not running as root 

The test fails in the middle when it is not run as root while accessing
/proc/sys/kernel/msg_next_id.  Changed it to check for root at the
beginning of the test and exit if not root.

Signed-off-by: Shuah Khan <shuah.kh@samsung.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Davidlohr Bueso <davidlohr@hp.com>
Cc: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
wifi-calibration
Shuah Khan 2014-07-02 15:22:37 -07:00 committed by Linus Torvalds
parent 058504edd0
commit e84f1ab33c
1 changed files with 5 additions and 0 deletions
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5
tools/testing/selftests/ipc/msgque.c
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@ -193,6 +193,11 @@ int main(int argc, char **argv)
int msg, pid, err;
struct msgque_data msgque;
if (getuid() != 0) {
printf("Please run the test as root - Exiting.\n");
exit(1);
}
msgque.key = ftok(argv[0], 822155650);
if (msgque.key == -1) {
printf("Can't make key\n");