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authorPierre Ossman <ossman@cendio.se>2007-02-19 11:34:43 +0100
committerPierre Ossman <drzeus@drzeus.cx>2007-03-06 13:26:27 +0100
commitc5f93cf19df633a8dbd7adf8130d604eec96e145 (patch)
treee58a062b40b9ed1c9be9bcaac4302da98ae6082f /fs/ncpfs/inode.c
parentc3442e296517aee733d62fc3fe03211598902c7d (diff)
downloadlinux-c5f93cf19df633a8dbd7adf8130d604eec96e145.tar.bz2
ncpfs: make sure server connection survives a kill
Use internal buffers instead of the ones supplied by the caller so that a caller can be interrupted without having to abort the entire ncp connection. Signed-off-by: Pierre Ossman <ossman@cendio.se> Acked-by: Petr Vandrovec <petr@vandrovec.name>
Diffstat (limited to 'fs/ncpfs/inode.c')
-rw-r--r--fs/ncpfs/inode.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index 14939ddf74f1..7285c94956c4 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -576,6 +576,12 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
server->packet = vmalloc(NCP_PACKET_SIZE);
if (server->packet == NULL)
goto out_nls;
+ server->txbuf = vmalloc(NCP_PACKET_SIZE);
+ if (server->txbuf == NULL)
+ goto out_packet;
+ server->rxbuf = vmalloc(NCP_PACKET_SIZE);
+ if (server->rxbuf == NULL)
+ goto out_txbuf;
sock->sk->sk_data_ready = ncp_tcp_data_ready;
sock->sk->sk_error_report = ncp_tcp_error_report;
@@ -597,7 +603,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent)
error = ncp_connect(server);
ncp_unlock_server(server);
if (error < 0)
- goto out_packet;
+ goto out_rxbuf;
DPRINTK("ncp_fill_super: NCP_SBP(sb) = %x\n", (int) NCP_SBP(sb));
error = -EMSGSIZE; /* -EREMOTESIDEINCOMPATIBLE */
@@ -666,8 +672,12 @@ out_disconnect:
ncp_lock_server(server);
ncp_disconnect(server);
ncp_unlock_server(server);
-out_packet:
+out_rxbuf:
ncp_stop_tasks(server);
+ vfree(server->rxbuf);
+out_txbuf:
+ vfree(server->txbuf);
+out_packet:
vfree(server->packet);
out_nls:
#ifdef CONFIG_NCPFS_NLS
@@ -723,6 +733,8 @@ static void ncp_put_super(struct super_block *sb)
kfree(server->priv.data);
kfree(server->auth.object_name);
+ vfree(server->rxbuf);
+ vfree(server->txbuf);
vfree(server->packet);
sb->s_fs_info = NULL;
kfree(server);