ALSA: emu10k1: Fix possible NULL dereference

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The previous dev_err() conversion resulted in a code that may give
NULL dereference in snd_emu10k1_ptr_write().  Since it's a sanity
check, better to be replaced with a debug macro like other places in
this driver.

Fixes: 6f002b0216 ('ALSA: emu10k1: Use standard printk helpers')
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Takashi Iwai 2014-03-05 12:13:10 +01:00

parent 4f50b41fa3

commit 4913cd6964

1 changed files with 1 additions and 4 deletions

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sound/pci/emu10k1/io.c

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