Patch "crypto: caam - add allocation failure handling in SPRINTFCAT macro" has been added to the 3.10-stable tree

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This is a note to let you know that I've just added the patch titled

    crypto: caam - add allocation failure handling in SPRINTFCAT macro

to the 3.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     crypto-caam-add-allocation-failure-handling-in-sprintfcat-macro.patch
and it can be found in the queue-3.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 27c5fb7a84242b66bf1e0b2fe6bf40d19bcc5c04 Mon Sep 17 00:00:00 2001
From: Horia Geanta <horia.geanta@xxxxxxxxxxxxx>
Date: Fri, 18 Apr 2014 13:01:42 +0300
Subject: crypto: caam - add allocation failure handling in SPRINTFCAT macro

From: Horia Geanta <horia.geanta@xxxxxxxxxxxxx>

commit 27c5fb7a84242b66bf1e0b2fe6bf40d19bcc5c04 upstream.

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

Cc: Kim Phillips <kim.phillips@xxxxxxxxxxxxx>
Signed-off-by: Horia Geanta <horia.geanta@xxxxxxxxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/crypto/caam/error.c |   10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

--- a/drivers/crypto/caam/error.c
+++ b/drivers/crypto/caam/error.c
@@ -16,9 +16,13 @@
 	char *tmp;						\
 								\
 	tmp = kmalloc(sizeof(format) + max_alloc, GFP_ATOMIC);	\
-	sprintf(tmp, format, param);				\
-	strcat(str, tmp);					\
-	kfree(tmp);						\
+	if (likely(tmp)) {					\
+		sprintf(tmp, format, param);			\
+		strcat(str, tmp);				\
+		kfree(tmp);					\
+	} else {						\
+		strcat(str, "kmalloc failure in SPRINTFCAT");	\
+	}							\
 }
 
 static void report_jump_idx(u32 status, char *outstr)


Patches currently in stable-queue which might be from horia.geanta@xxxxxxxxxxxxx are

queue-3.10/crypto-caam-add-allocation-failure-handling-in-sprintfcat-macro.patch
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