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hostapd: properly mark random data as ready if initialization succeeds without reassociation (#9222), backport of r26611

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git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@26612 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2011-04-12 17:33:01 +00:00
parent 2034dff22b
commit fb81ddaac3
1 changed files with 33 additions and 3 deletions
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36
package/hostapd/patches/700-random_pool_add_kernel.patch
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@ -27,7 +27,7 @@
{
struct os_time t;
static unsigned int count = 0;
@@ -191,9 +195,13 @@ int random_get_bytes(void *buf, size_t l
@@ -191,16 +195,22 @@ int random_get_bytes(void *buf, size_t l
int random_pool_ready(void)
{
#ifdef __linux__
@ -41,7 +41,37 @@
/*
* Make sure that there is reasonable entropy available before allowing
* some key derivation operations to proceed.
@@ -258,9 +266,15 @@ int random_pool_ready(void)
*/
- if (dummy_key_avail == sizeof(dummy_key))
+ if (dummy_key_avail == sizeof(dummy_key)) {
+ random_mark_pool_ready();
return 1; /* Already initialized - good to continue */
+ }
/*
* Try to fetch some more data from the kernel high quality
@@ -232,8 +242,10 @@ int random_pool_ready(void)
dummy_key_avail += res;
close(fd);
- if (dummy_key_avail == sizeof(dummy_key))
+ if (dummy_key_avail == sizeof(dummy_key)) {
+ random_mark_pool_ready();
return 1;
+ }
wpa_printf(MSG_INFO, "random: Only %u/%u bytes of strong "
"random data available from /dev/random",
@@ -243,6 +255,7 @@ int random_pool_ready(void)
total_collected + 10 * own_pool_ready > MIN_COLLECT_ENTROPY) {
wpa_printf(MSG_INFO, "random: Allow operation to proceed "
"based on internal entropy");
+ random_mark_pool_ready();
return 1;
}
@@ -258,9 +271,15 @@ int random_pool_ready(void)
void random_mark_pool_ready(void)
{
@ -57,7 +87,7 @@
}
@@ -335,3 +349,22 @@ void random_deinit(void)
@@ -335,3 +354,22 @@ void random_deinit(void)
random_close_fd();
#endif /* __linux__ */
}