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authorSteve French <sfrench@us.ibm.com>2008-11-21 12:58:52 +0530
committerGreg Kroah-Hartman <gregkh@suse.de>2008-12-05 10:55:22 -0800
commita996495680c25e646ffb65ab0a660f49e4155737 (patch)
treefb14422101cc75acc653b293cf9897c68b62718d /fs/cifs
parent49f651464be9c5b875b6d9a48e74e903f068d89a (diff)
cifs: Fix error in smb_send2
Backport of upstream commit 61de800d33af585cb7e6f27b5cdd51029c6855cb for -stable. [CIFS] fix error in smb_send2 smb_send2 exit logic was strange, and with the previous change could cause us to fail large smb writes when all of the smb was not sent as one chunk. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com> Cc: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/cifssmb.c2
-rw-r--r--fs/cifs/file.c2
-rw-r--r--fs/cifs/transport.c7
3 files changed, 7 insertions, 4 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 77a0d1fa27d0..97c98c7679bd 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -1534,7 +1534,7 @@ CIFSSMBWrite(const int xid, struct cifsTconInfo *tcon,
__u32 bytes_sent;
__u16 byte_count;
- /* cFYI(1,("write at %lld %d bytes",offset,count));*/
+ /* cFYI(1, ("write at %lld %d bytes",offset,count));*/
if (tcon->ses == NULL)
return -ECONNABORTED;
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index cbefe1f1f9fe..46d59341256e 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1813,7 +1813,7 @@ static int cifs_readpages(struct file *file, struct address_space *mapping,
pTcon = cifs_sb->tcon;
pagevec_init(&lru_pvec, 0);
- cFYI(DBG2, ("rpages: num pages %d", num_pages));
+ cFYI(DBG2, ("rpages: num pages %d", num_pages));
for (i = 0; i < num_pages; ) {
unsigned contig_pages;
struct page *tmp_page;
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index e4ccd9fdad8c..bb0f32960a7c 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -291,8 +291,11 @@ smb_send2(struct TCP_Server_Info *server, struct kvec *iov, int n_vec,
if (rc < 0)
break;
- if (rc >= total_len) {
- WARN_ON(rc > total_len);
+ if (rc == total_len) {
+ total_len = 0;
+ break;
+ } else if (rc > total_len) {
+ cERROR(1, ("sent %d requested %d", rc, total_len));
break;
}
if (rc == 0) {