iowatcher: wrap system() in a checker function

[blktrace.git] / blkrawverify.c

diff --git a/blkrawverify.c b/blkrawverify.c
index b6ceb9d08e7acac4377f292ecf88ccb930ea0b7e..ed5d258da438dc1b3b9c5242ae7b404079563932 100644 (file)
--- a/blkrawverify.c
+++ b/blkrawverify.c
@@ -87,7 +87,7 @@ static char *act_to_str(__u32 action)
        unsigned int act = action & 0xffff;
        unsigned int trace = (action >> BLK_TC_SHIFT) & 0xffff;
 
-       if (act <= N_ACTS) {
+       if (act < N_ACTS) {
                sprintf(buf, "%s ", acts[act].string);
                for (i = 0; i < N_TRACES; i++)
                        if (trace & (1 << i)) {
@@ -201,6 +201,7 @@ static int process(FILE **fp, char *devname, char *file, unsigned int cpu)
                        if (n == 0) {
                                INC_BAD("bad pdu");
                                nbad_seq++;
+                               free(pdu_buf);
                                break;
                        }
                        free(pdu_buf);