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10 commits

Author SHA1 Message Date
Sergio Paracuellos 354e379684 staging: mt7621-dma: fix potentially dereferencing uninitialized 'tx_desc' 
Function 'mtk_hsdma_start_transfer' uses 'tx_desc' pointer which can be
dereferenced before it is initializated. Initializate pointer before
avoiding the problem.

Fixes: 0853c7a53e ("staging: mt7621-dma: ralink: add rt2880 dma engine")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-11-07 13:08:28 +01:00
Bhanusree Pola a2d6e3e60a staging: mt7621-dma: Delete unused define 
delete unused '#define GDMA_REG_CTRL1_CONTINOUS BIT(14)'

Signed-off-by: Bhanusree Pola <bhanusreemahesh@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-10-10 13:15:23 +02:00
Christian Lütke-Stetzkamp 4554af3492 staging: mt7621-dma: Fixing parenthesis alignment 
Fixes checkpatch check: PARENTHESIS_ALIGNMENT

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:18 +01:00
Christian Lütke-Stetzkamp 5e62653b6f staging: mt7621-dma: Removing unnecessary braces 
Fixes checkpatch warning: BRACES

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:18 +01:00
Christian Lütke-Stetzkamp 2712d0e8a9 staging: mt7621-dma: Fix ident by space 
Fixes checkpatch error: CODE_IDENT

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:17 +01:00
Christian Lütke-Stetzkamp c48f6ac12c staging: mt7621-dma: Remove assignment in if 
Fixes checkpatch error: ASSIGN_IN_IF by adding an inner if in the else
path, this also avoids calling vchan_find_desc when not needed.

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:17 +01:00
Christian Lütke-Stetzkamp c1a3a34081 staging: mt7621-dma: Fix open brace position 
Fixes checkpatch error: OPEN_BRACE

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:17 +01:00
Christian Lütke-Stetzkamp f22d82420f staging: mt7621-dma: Fix Spacing 
Fixes checkpatch error: SPACING

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:17 +01:00
Christian Lütke-Stetzkamp c91034b21d staging: mt7621-dma: Fix Pointer Location 
Fixes checkpatch error: POINTER_LOCATION

Signed-off-by: Christian Lütke-Stetzkamp <christian@lkamp.de>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-23 16:00:17 +01:00
John Crispin 0853c7a53e staging: mt7621-dma: ralink: add rt2880 dma engine 
Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2018-03-19 19:56:02 +01:00