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author | Nadim almas <nadim.902@gmail.com> | 2016-11-02 17:28:45 +0530 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2016-11-13 17:45:01 +0800 |
commit | 650d4a978271850278466ba7222bcfc893ce9542 (patch) | |
tree | 61639d583edc27532489e09f57d2bd737640e5ea /drivers/crypto/mv_cesa.c | |
parent | 4d9b3a5b93800d5eb6939a7e363dc82d4439da0b (diff) | |
download | linux-650d4a978271850278466ba7222bcfc893ce9542.tar.gz |
Crypto: mv_cesa - Switch to using managed resources
Switch to resource-managed function devm_kzalloc instead of kzalloc and remove unneeded kfree Also, remove kfree in probe function and remove function, mv_remove as it is now has nothing to do. The Coccinelle semantic patch used to make this change is as follows: //<smpl> @platform@ identifier p, probefn, removefn; @@ struct platform_driver p = { .probe = probefn, .remove = removefn, }; @prb@ identifier platform.probefn, pdev; expression e, e1, e2; @@ probefn(struct platform_device *pdev, ...) { <+... - e = kzalloc(e1, e2) + e = devm_kzalloc(&pdev->dev, e1, e2) ... ?-kfree(e); ...+> } @rem depends on prb@ identifier platform.removefn; expression prb.e; @@ removefn(...) { <... - kfree(e); ...> } //</smpl> Signed-off-by: Nadim Almas <nadim.902@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/mv_cesa.c')
-rw-r--r-- | drivers/crypto/mv_cesa.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index 104e9ce9400a..451fa18c1c7b 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -1073,7 +1073,7 @@ static int mv_probe(struct platform_device *pdev) if (!res) return -ENXIO; - cp = kzalloc(sizeof(*cp), GFP_KERNEL); + cp = devm_kzalloc(&pdev->dev, sizeof(*cp), GFP_KERNEL); if (!cp) return -ENOMEM; @@ -1163,7 +1163,6 @@ err_irq: err_thread: kthread_stop(cp->queue_th); err: - kfree(cp); cpg = NULL; return ret; } @@ -1187,7 +1186,6 @@ static int mv_remove(struct platform_device *pdev) clk_put(cp->clk); } - kfree(cp); cpg = NULL; return 0; } |