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authorShuah Khan <shuah.kh@samsung.com>2014-07-02 15:22:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-07-03 09:21:54 -0700
commite84f1ab33c76157fd061352b56c4fac9e0f2e8e1 (patch)
tree0ce5b5f98587aa48b747e77a0d6a2afdcc39ba89
parent058504edd02667eef8fac9be27ab3ea74332e9b4 (diff)
downloadlinux-stericsson-e84f1ab33c76157fd061352b56c4fac9e0f2e8e1.tar.gz
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>
-rw-r--r--tools/testing/selftests/ipc/msgque.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c
index aa290c0de6f5..552f0810bffb 100644
--- a/tools/testing/selftests/ipc/msgque.c
+++ b/tools/testing/selftests/ipc/msgque.c
@@ -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");