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-rw-r--r--arch/arm/net/bpf_jit_32.c1
-rw-r--r--arch/powerpc/net/bpf_jit_comp.c1
-rw-r--r--arch/s390/net/bpf_jit_comp.c4
-rw-r--r--arch/sparc/net/bpf_jit_comp.c1
-rw-r--r--arch/x86/net/bpf_jit_comp.c18
5 files changed, 19 insertions, 6 deletions
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index f50d223a0bd3..99b44e0e8d86 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -930,4 +930,5 @@ void bpf_jit_free(struct sk_filter *fp)
{
if (fp->bpf_func != sk_run_filter)
module_free(NULL, fp->bpf_func);
+ kfree(fp);
}
diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c
index bf56e33f8257..2345bdb4d917 100644
--- a/arch/powerpc/net/bpf_jit_comp.c
+++ b/arch/powerpc/net/bpf_jit_comp.c
@@ -691,4 +691,5 @@ void bpf_jit_free(struct sk_filter *fp)
{
if (fp->bpf_func != sk_run_filter)
module_free(NULL, fp->bpf_func);
+ kfree(fp);
}
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 709239285869..a5df511e27a2 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -881,7 +881,9 @@ void bpf_jit_free(struct sk_filter *fp)
struct bpf_binary_header *header = (void *)addr;
if (fp->bpf_func == sk_run_filter)
- return;
+ goto free_filter;
set_memory_rw(addr, header->pages);
module_free(NULL, header);
+free_filter:
+ kfree(fp);
}
diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c
index 9c7be59e6f5a..218b6b23c378 100644
--- a/arch/sparc/net/bpf_jit_comp.c
+++ b/arch/sparc/net/bpf_jit_comp.c
@@ -808,4 +808,5 @@ void bpf_jit_free(struct sk_filter *fp)
{
if (fp->bpf_func != sk_run_filter)
module_free(NULL, fp->bpf_func);
+ kfree(fp);
}
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index 79c216aa0e2b..516593e1ce33 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -772,13 +772,21 @@ out:
return;
}
+static void bpf_jit_free_deferred(struct work_struct *work)
+{
+ struct sk_filter *fp = container_of(work, struct sk_filter, work);
+ unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK;
+ struct bpf_binary_header *header = (void *)addr;
+
+ set_memory_rw(addr, header->pages);
+ module_free(NULL, header);
+ kfree(fp);
+}
+
void bpf_jit_free(struct sk_filter *fp)
{
if (fp->bpf_func != sk_run_filter) {
- unsigned long addr = (unsigned long)fp->bpf_func & PAGE_MASK;
- struct bpf_binary_header *header = (void *)addr;
-
- set_memory_rw(addr, header->pages);
- module_free(NULL, header);
+ INIT_WORK(&fp->work, bpf_jit_free_deferred);
+ schedule_work(&fp->work);
}
}