doc: fix checking socket() in net tstamp example

Signed-off-by: Ali Gholami Rudi <ali@rudi.ir>
Acked-by: Patrick Ohly <patrick.ohly@intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 1 insertions, 1 deletions

diff --git a/Documentation/networking/timestamping/timestamping.c b/Documentation/networking/timestamping/timestamping.c
index a7936fe8444..bab619a4821 100644
--- a/Documentation/networking/timestamping/timestamping.c
+++ b/Documentation/networking/timestamping/timestamping.c
@@ -370,7 +370,7 @@ int main(int argc, char **argv)
         }
 
         sock = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
-        if (socket < 0)
+        if (sock < 0)
                 bail("socket");
 
         memset(&device, 0, sizeof(device));