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plug leaks

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This commit is contained in:
Howard Chu 2006-03-31 20:06:49 +00:00
parent d3d7976747
commit 7fb8fd446a
3 changed files with 35 additions and 40 deletions
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1
libraries/librewrite/config.c
View File

@ -431,6 +431,7 @@ rewrite_parse_builtin_map(
* Error
*/
} else {
free( map );
Debug( LDAP_DEBUG_ANY, "[%s:%d] unknown map type\n%s",
fname, lineno, "" );
return -1;

71
libraries/librewrite/rule.c
View File

@ -99,11 +99,20 @@ destroy_action(
return 0;
}
static int
destroy_actions(
struct rewrite_action *paction
)
{
struct rewrite_action *next;
for (; paction; paction = next) {
next = paction->la_next;
destroy_action( &paction );
}
}
/*
* In case of error it returns NULL and does not free all the memory
* it allocated; as this is a once only phase, and an error at this stage
* would require the server to stop, there is no need to be paranoid
* about memory allocation
*/
int
rewrite_rule_compile(
@ -186,8 +195,7 @@ rewrite_rule_compile(
*/
action = calloc( sizeof( struct rewrite_action ), 1 );
if ( action == NULL ) {
/* cleanup ... */
return REWRITE_ERR;
goto fail;
}
action->la_type = REWRITE_ACTION_STOP;
@ -199,8 +207,7 @@ rewrite_rule_compile(
*/
action = calloc( sizeof( struct rewrite_action ), 1 );
if ( action == NULL ) {
/* cleanup ... */
return REWRITE_ERR;
goto fail;
}
mode &= ~REWRITE_RECURSE;
@ -222,26 +229,24 @@ rewrite_rule_compile(
int *d;
if ( p[ 1 ] != '{' ) {
/* XXX Need to free stuff */
return REWRITE_ERR;
goto fail;
}
d = malloc( sizeof( int ) );
if ( d == NULL ) {
/* XXX Need to free stuff */
return REWRITE_ERR;
goto fail;
}
d[ 0 ] = strtol( &p[ 2 ], &next, 0 );
if ( next == &p[ 2 ] || next[0] != '}' ) {
/* XXX Need to free stuff */
return REWRITE_ERR;
free( d );
goto fail;
}
action = calloc( sizeof( struct rewrite_action ), 1 );
if ( action == NULL ) {
/* cleanup ... */
return REWRITE_ERR;
free( d );
goto fail;
}
switch ( p[ 0 ] ) {
case REWRITE_FLAG_GOTO:
@ -270,14 +275,12 @@ rewrite_rule_compile(
char *next = NULL;
if ( p[ 1 ] != '{' ) {
/* XXX Need to free stuff */
return REWRITE_ERR;
goto fail;
}
max_passes = strtol( &p[ 2 ], &next, 0 );
if ( next == &p[ 2 ] || next[0] != '}' ) {
/* XXX Need to free stuff */
return REWRITE_ERR;
goto fail;
}
if ( max_passes < 1 ) {
@ -296,8 +299,7 @@ rewrite_rule_compile(
*/
action = calloc( sizeof( struct rewrite_action ), 1 );
if ( action == NULL ) {
/* cleanup ... */
return REWRITE_ERR;
goto fail;
}
action->la_type = REWRITE_ACTION_IGNORE_ERR;
@ -327,23 +329,15 @@ rewrite_rule_compile(
*/
rule = calloc( sizeof( struct rewrite_rule ), 1 );
if ( rule == NULL ) {
/* charray_free( res ); */
/*
* XXX need to free the value subst stuff!
*/
return REWRITE_ERR;
goto fail;
}
/*
* REGEX compilation (luckily I don't need to take care of this ...)
*/
if ( regcomp( &rule->lr_regex, ( char * )pattern, flags ) != 0 ) {
/* charray_free( res ); */
/*
*XXX need to free the value subst stuff!
*/
free( rule );
return REWRITE_ERR;
goto fail;
}
/*
@ -372,6 +366,11 @@ rewrite_rule_compile(
append_rule( context, rule );
return REWRITE_SUCCESS;
fail:
destroy_actions( first_action );
free( subst );
return REWRITE_ERR;
}
/*
@ -462,7 +461,6 @@ rewrite_rule_destroy(
)
{
struct rewrite_rule *rule;
struct rewrite_action *action;
assert( prule != NULL );
assert( *prule != NULL );
@ -490,12 +488,7 @@ rewrite_rule_destroy(
regfree( &rule->lr_regex );
for ( action = rule->lr_action; action; ) {
struct rewrite_action *curraction = action;
action = action->la_next;
destroy_action( &curraction );
}
destroy_actions( rule->lr_action );
free( rule );
*prule = NULL;

3
libraries/librewrite/xmap.c
View File

@ -214,7 +214,8 @@ rewrite_xmap_parse(
/* Unhandled map */
}
free( map );
return NULL;
}