diff options
| author | Bart Van Assche <bart.vanassche@sandisk.com> | 2017-05-05 01:50:47 +0300 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2017-05-08 02:05:16 +0300 |
| commit | 59ac9c078141b8fd0186c0b18660a1b2c24e724e (patch) | |
| tree | ddcc5cb10b39a96d34856e1c8c843f4ca393ea5d /drivers/target/target_core_file.c | |
| parent | 25e78531268e9240fc594ce76587601b873d37c9 (diff) | |
| download | linux-59ac9c078141b8fd0186c0b18660a1b2c24e724e.tar.xz | |
target/fileio: Fix zero-length READ and WRITE handling
This patch fixes zero-length READ and WRITE handling in target/FILEIO,
which was broken a long time back by:
Since:
commit d81cb44726f050d7cf1be4afd9cb45d153b52066
Author: Paolo Bonzini <pbonzini@redhat.com>
Date: Mon Sep 17 16:36:11 2012 -0700
target: go through normal processing for all zero-length commands
which moved zero-length READ and WRITE completion out of target-core,
to doing submission into backend driver code.
To address this, go ahead and invoke target_complete_cmd() for any
non negative return value in fd_do_rw().
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Andy Grover <agrover@redhat.com>
Cc: David Disseldorp <ddiss@suse.de>
Cc: <stable@vger.kernel.org> # v3.7+
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_file.c')
| -rw-r--r-- | drivers/target/target_core_file.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 1bf6c31e4c21..73b8f93a5fef 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -608,8 +608,7 @@ fd_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, if (ret < 0) return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; - if (ret) - target_complete_cmd(cmd, SAM_STAT_GOOD); + target_complete_cmd(cmd, SAM_STAT_GOOD); return 0; } |