diff options
author | Winston Hudson <b45308@stc-mongo.am.freescale.net> | 2013-07-21 15:18:38 -0700 |
---|---|---|
committer | Terry Lv <r65388@freescale.com> | 2013-07-25 12:46:34 +0800 |
commit | 781e4301e0c4d7a86a198c867164c13ad727837e (patch) | |
tree | 64d4343e1cf8c1cb625634cdac9ba473aaa2934f | |
parent | 3e048f92c60afd4f04fb90ff86502ef53b331e14 (diff) |
Fix for tcrypt test_ahash_speed function.
This patch adds a null pointer check and explicitly frees memory in the
tcrypt.c function test_ahash_speed.
Signed-off-by: Winston Hudson <b45308@stc-mongo.am.freescale.net>
-rw-r--r-- | crypto/tcrypt.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index 6ff34df13b5c..2c1d3ae34161 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -662,12 +662,18 @@ static void test_ahash_speed(const char *algo, unsigned int sec, char *output = kmalloc(output_size, GFP_KERNEL); int i, ret; + if (!output) { + printk(KERN_INFO "\nUnable to allocate output buffer memory\n"); + return; + } + printk(KERN_INFO "\ntesting speed of async %s\n", algo); tfm = crypto_alloc_ahash(algo, 0, 0); if (IS_ERR(tfm)) { pr_err("failed to load transform for %s: %ld\n", algo, PTR_ERR(tfm)); + kfree(output); return; } @@ -717,6 +723,7 @@ static void test_ahash_speed(const char *algo, unsigned int sec, ahash_request_free(req); out: + kfree(output); crypto_free_ahash(tfm); } |