staging: line6: toneport.c: Fix for possible null pointer dereference
The NULL check was done to late, and there it was a risk of a possible null pointer dereference. This was partially found by using a static code analysis program called cppcheck. Signed-off-by:Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> Reviewed-by:
Stefan Hajnoczi <stefanha@gmail.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by:
Takashi Iwai <tiwai@suse.de>
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