staging: rtl8192u: return -ENOMEM on failed allocation of priv->oldaddr

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Currently the allocation of priv->oldaddr is not null checked which will
lead to subsequent errors when accessing priv->oldaddr.  Fix this with
a null pointer check and a return of -ENOMEM on allocation failure.

Detected with Coccinelle:
drivers/staging/rtl8192u/r8192U_core.c:1708:2-15: alloc with no test,
possible model on line 1723

Fixes: 8fc8598e61 ("Staging: Added Realtek rtl8192u driver to staging")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Colin Ian King 2018-02-28 11:28:49 +00:00 • committed by Greg Kroah-Hartman

parent 44b4709c53

commit e1a7418529

1 changed files with 2 additions and 0 deletions

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drivers/staging/rtl8192u/r8192U_core.c

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