sdp: fixed div by zero in sdpstats

Signed-off-by: Amir Vadai <amirv@mellanox.co.il>

diff --git a/drivers/infiniband/ulp/sdp/sdp_proc.c b/drivers/infiniband/ulp/sdp/sdp_proc.c
index b24cc3d26668ed211e047de239705f0c0a4dfea1..eb8a462d15898fed8e0495dff244cad7a4b01676 100644 (file)
--- a/drivers/infiniband/ulp/sdp/sdp_proc.c
+++ b/drivers/infiniband/ulp/sdp/sdp_proc.c
@@ -274,10 +274,10 @@ static int sdpstats_seq_show(struct seq_file *seq, void *v)
        seq_printf(seq, "- RX interrupts\t\t: %d\n", sdpstats.rx_int_count);
        seq_printf(seq, "- TX interrupts\t\t: %d\n", sdpstats.tx_int_count);
 
-       seq_printf(seq, "bz_clean       \t\t: %d\n", sdpstats.bz_clean_sum / sdpstats.sendmsg);
-       seq_printf(seq, "bz_setup       \t\t: %d\n", sdpstats.bz_setup_sum / sdpstats.sendmsg);
-       seq_printf(seq, "tx_copy        \t\t: %d\n", sdpstats.tx_copy_sum / sdpstats.sendmsg);
-       seq_printf(seq, "sendmsg        \t\t: %d\n", sdpstats.sendmsg_sum / sdpstats.sendmsg);
+       seq_printf(seq, "bz_clean       \t\t: %d\n", sdpstats.sendmsg ? sdpstats.bz_clean_sum / sdpstats.sendmsg : 0);
+       seq_printf(seq, "bz_setup       \t\t: %d\n", sdpstats.sendmsg ? sdpstats.bz_setup_sum / sdpstats.sendmsg : 0);
+       seq_printf(seq, "tx_copy        \t\t: %d\n", sdpstats.sendmsg ? sdpstats.tx_copy_sum / sdpstats.sendmsg : 0);
+       seq_printf(seq, "sendmsg        \t\t: %d\n", sdpstats.sendmsg ? sdpstats.sendmsg_sum / sdpstats.sendmsg : 0);
        return 0;
 }