Messages in this thread Patch in this message |  | | | Date | Mon, 3 Sep 2012 18:15:26 +0800 | | Subject | [PATCH] staging: csr: fix possible memory leak in do_patch_convert_download() | | From | Wei Yongjun <> |
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From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
pfw has been allocated in function xbv_to_patch() and should be freed before leaving from the error handling cases.
spatch with a semantic match is used to found this problem. (http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> --- drivers/staging/csr/csr_wifi_hip_download.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/staging/csr/csr_wifi_hip_download.c b/drivers/staging/csr/csr_wifi_hip_download.c index 8e4a460..6db672c 100644 --- a/drivers/staging/csr/csr_wifi_hip_download.c +++ b/drivers/staging/csr/csr_wifi_hip_download.c @@ -250,6 +250,7 @@ static CsrResult do_patch_convert_download(card_t *card, void *dlpriv, xbv1_t *p if (r != CSR_RESULT_SUCCESS) { unifi_error(card->ospriv, "Failed to find BOOT_LOADER_CONTROL\n"); + kfree(pfw); return CSR_RESULT_FAILURE; } @@ -265,6 +266,7 @@ static CsrResult do_patch_convert_download(card_t *card, void *dlpriv, xbv1_t *p desc = unifi_fw_open_buffer(card->ospriv, pfw, psize); if (!desc) { + kfree(pfw); return CSR_WIFI_HIP_RESULT_NO_MEMORY; }
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