]> sourceware.org Git - systemtap.git/commitdiff
Fix uninitialized tv, ts, itv errors.
authorhien <hien>
Mon, 20 Feb 2006 22:39:20 +0000 (22:39 +0000)
committerhien <hien>
Mon, 20 Feb 2006 22:39:20 +0000 (22:39 +0000)
tapset/aux_syscalls.stp

index ec7cf469a0d7df5e90ef9ba6d27d9b089c1add19..2996ac164145629bfaa0b82a364a161612508e0f 100644 (file)
@@ -19,13 +19,15 @@ function _struct_timeval_u:string(uaddr:long)
 
 function _struct_timeval:string(addr:long)
 %{
-       struct timeval tv;
+       struct timeval *tv;
        char *ptr = (char *)(unsigned long)THIS->addr;
 
        if (ptr == NULL)
                strlcpy (THIS->__retvalue, "NULL", MAXSTRINGLEN);
-       else
-               snprintf(THIS->__retvalue, MAXSTRINGLEN, "[%d.%06d]", tv.tv_sec, tv.tv_usec);
+       else {
+               tv=(struct timeval *) ptr;
+               snprintf(THIS->__retvalue, MAXSTRINGLEN, "[%ld.%06ld]", tv->tv_sec, tv->tv_usec);
+       }
 %}
 
 function _struct_timespec_u:string(uaddr:long)
@@ -46,14 +48,16 @@ function _struct_timespec_u:string(uaddr:long)
 
 function _struct_timespec:string(addr:long)
 %{
-       struct timespec ts;
+       struct timespec *ts;
        char *ptr = (char *)(unsigned long)THIS->addr;
 
        if (ptr == NULL)
                strlcpy (THIS->__retvalue, "NULL", MAXSTRINGLEN);
-       else
+       else {
+               ts =  (struct timespec *) ptr;
                snprintf(THIS->__retvalue, MAXSTRINGLEN, "[%ld.%09ld]", 
-                       (unsigned long)ts.tv_sec, (unsigned long)ts.tv_nsec);
+                       (unsigned long)ts->tv_sec, (unsigned long)ts->tv_nsec);
+       }
 %}
 
 function _struct_itimerval_u:string(uaddr:long)
@@ -75,15 +79,16 @@ function _struct_itimerval_u:string(uaddr:long)
 
 function _struct_itimerval:string(addr:long)
 %{
-       struct itimerval itv;
+       struct itimerval *itv;
        char *ptr = (char *)(unsigned long)THIS->addr;
 
        if (ptr == NULL)
                strlcpy (THIS->__retvalue, "NULL", MAXSTRINGLEN);
        else {
+               itv = (struct itimerval *) ptr;
                snprintf(THIS->__retvalue, MAXSTRINGLEN, "[%d.%06d,%d.%06d]", 
-                       (int)itv.it_interval.tv_sec, (int)itv.it_interval.tv_usec,
-                       (int)itv.it_value.tv_sec, (int)itv.it_value.tv_usec);
+                       (int)itv->it_interval.tv_sec, (int)itv->it_interval.tv_usec,
+                       (int)itv->it_value.tv_sec, (int)itv->it_value.tv_usec);
        }
 %}
 
@@ -193,7 +198,7 @@ function _struct_rlimit_u:string(uaddr:long)
        if (ptr == NULL)
                strlcpy (THIS->__retvalue, "NULL", MAXSTRINGLEN);
        else {
-               if (_stp_copy_from_user(&rl, ptr, sizeof(struct rlimit)) == 0)
+               if (_stp_copy_from_user((char *)&rl, ptr, sizeof(struct rlimit)) == 0)
                        snprintf(THIS->__retvalue, MAXSTRINGLEN, "[%ld,%ld]",
                                rl.rlim_cur, rl.rlim_max);
                else
@@ -297,7 +302,6 @@ function __sem_flags:string(semflg:long)
        str[strlen(str)-1] = 0;
 %}
 
-
 function __fork_flags:string(flags:long)
 %{
        long flags = THIS->flags;
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