crypto: caam - add allocation failure handling in SPRINTFCAT macro
authorHoria Geanta <horia.geanta@freescale.com>
Fri, 18 Apr 2014 10:01:42 +0000 (13:01 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 7 Jun 2014 20:25:39 +0000 (13:25 -0700)
commitd1ae1920b53e00849397c3f6f63dace219de46a0
treedc32031813515547e3790bd261bda9be5c7f7e8b
parenta0d3102153fc5d9cf8bb49b62ac9655f9f63b493
crypto: caam - add allocation failure handling in SPRINTFCAT macro

commit 27c5fb7a84242b66bf1e0b2fe6bf40d19bcc5c04 upstream.

GFP_ATOMIC memory allocation could fail.
In this case, avoid NULL pointer dereference and notify user.

Cc: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Horia Geanta <horia.geanta@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/crypto/caam/error.c