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authorSander Vrijders <sander.vrijders@ugent.be>2017-03-27 11:53:20 +0200
committerSander Vrijders <sander.vrijders@ugent.be>2017-03-28 10:25:46 +0200
commit9e3dffb25570fc12dd43f8fad721be40374ea35b (patch)
tree9865b01cd1d946e4657ce3d459440ea15bcc3bc8 /src/ipcpd/normal/pff.c
parent8fd39fd9e1cc65147a6f1a3fa5027c9ab2cb4a68 (diff)
downloadouroboros-9e3dffb25570fc12dd43f8fad721be40374ea35b.tar.gz
ouroboros-9e3dffb25570fc12dd43f8fad721be40374ea35b.zip
ipcpd: normal: Fix locking of PFF
This adds fixes the locking of the PFF which was externalized, but not yet correctly updated within the PFF component itself and within the flow manager.
Diffstat (limited to 'src/ipcpd/normal/pff.c')
-rw-r--r--src/ipcpd/normal/pff.c20
1 files changed, 1 insertions, 19 deletions
diff --git a/src/ipcpd/normal/pff.c b/src/ipcpd/normal/pff.c
index 77c2c551..c26c2263 100644
--- a/src/ipcpd/normal/pff.c
+++ b/src/ipcpd/normal/pff.c
@@ -60,9 +60,7 @@ void pff_destroy(struct pff * instance)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
htable_destroy(instance->table);
- pthread_mutex_unlock(&instance->lock);
pthread_mutex_destroy(&instance->lock);
free(instance);
@@ -89,13 +87,10 @@ int pff_add(struct pff * instance, uint64_t addr, int fd)
return -ENOMEM;
*val = fd;
- pthread_mutex_lock(&instance->lock);
if (htable_insert(instance->table, addr, val)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -111,19 +106,15 @@ int pff_update(struct pff * instance, uint64_t addr, int fd)
return -ENOMEM;
*val = fd;
- pthread_mutex_lock(&instance->lock);
if (htable_delete(instance->table, addr)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
if (htable_insert(instance->table, addr, val)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -132,12 +123,8 @@ int pff_remove(struct pff * instance, uint64_t addr)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
- if (htable_delete(instance->table, addr)) {
- pthread_mutex_unlock(&instance->lock);
+ if (htable_delete(instance->table, addr))
return -1;
- }
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -146,9 +133,7 @@ void pff_flush(struct pff * instance)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
htable_flush(instance->table);
- pthread_mutex_unlock(&instance->lock);
}
int pff_nhop(struct pff * instance, uint64_t addr)
@@ -158,14 +143,11 @@ int pff_nhop(struct pff * instance, uint64_t addr)
assert(instance);
- pthread_mutex_lock(&instance->lock);
j = (int *) htable_lookup(instance->table, addr);
if (j == NULL) {
- pthread_mutex_unlock(&instance->lock);
return -1;
}
fd = *j;
- pthread_mutex_unlock(&instance->lock);
return fd;
}