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| author |   Roel Kluin <roel.kluin@gmail.com> | 2010-01-09 21:57:44 +0100 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 14:54:14 -0800 |
| commit | 94089d56e456d2814c379538919180957a254e4a (patch) | |
| tree | 03e64466bbd6a647dd32c7ecaa0adeee5e89d95c /drivers/usb/musb/tusb6010_omap.c | |
| parent | USB: Move hcd free_dev call into usb_disconnect to fix oops (diff) | |
| download | linux-dev-94089d56e456d2814c379538919180957a254e4a.tar.xz linux-dev-94089d56e456d2814c379538919180957a254e4a.zip | |
USB: musb: don't dereference NULL tusb_dma in dma_controller_destroy()
Test whether tusb_dma is not NULL before dereferencing
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/musb/tusb6010_omap.c')
| -rw-r--r-- | drivers/usb/musb/tusb6010_omap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/musb/tusb6010_omap.c b/drivers/usb/musb/tusb6010_omap.c index e13c77052e5e..1c868096bd6f 100644 --- a/drivers/usb/musb/tusb6010_omap.c +++ b/drivers/usb/musb/tusb6010_omap.c @@ -648,7 +648,7 @@ void dma_controller_destroy(struct dma_controller *c) } } - if (!tusb_dma->multichannel && tusb_dma && tusb_dma->ch >= 0) + if (tusb_dma && !tusb_dma->multichannel && tusb_dma->ch >= 0) omap_free_dma(tusb_dma->ch); kfree(tusb_dma); |