tree 1b6d1a29f39ce0541e1248639adc496986261a13
parent cbcd2a4cca1a6223e4f98661ef524919d322675e
author Kyle Moffett <[EMAIL PROTECTED]> Thu, 28 Jul 2005 04:22:30 -0700
committer David S. Miller <[EMAIL PROTECTED]> Thu, 28 Jul 2005 04:22:30 -0700
[NET]: Fix setsockopt locking bug
On Sparc, SO_DONTLINGER support resulted in sock_reset_flag being
called without lock_sock().
Signed-off-by: Kyle Moffett <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
net/core/sock.c | 13 +++++++------
1 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/net/core/sock.c b/net/core/sock.c
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -206,13 +206,14 @@ int sock_setsockopt(struct socket *sock,
*/
#ifdef SO_DONTLINGER /* Compatibility item... */
- switch (optname) {
- case SO_DONTLINGER:
- sock_reset_flag(sk, SOCK_LINGER);
- return 0;
+ if (optname == SO_DONTLINGER) {
+ lock_sock(sk);
+ sock_reset_flag(sk, SOCK_LINGER);
+ release_sock(sk);
+ return 0;
}
-#endif
-
+#endif
+
if(optlen<sizeof(int))
return(-EINVAL);
-
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