[PATCH] mmc: sdhci-msm: Fix possible NULL pointer exception

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



of_device_get_match_data returns NULL when no match.
So add the NULL pointer check to avoid dereference.

Signed-off-by: Md Sadre Alam <mdalam@xxxxxxxxxxxxxx>
---
 drivers/mmc/host/sdhci-msm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 9c7927b..f20e424 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -2235,6 +2235,8 @@ static int sdhci_msm_probe(struct platform_device *pdev)
 	 * the data associated with the version info.
 	 */
 	var_info = of_device_get_match_data(&pdev->dev);
+	if (!var_info)
+		goto pltfm_free;
 
 	msm_host->mci_removed = var_info->mci_removed;
 	msm_host->restore_dll_config = var_info->restore_dll_config;
-- 
2.7.4




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux