diff mbox

[1/2] mmc: core: Fix use of uninitialized data in mmc_send_if_cond.

Message ID 1302726730-17324-1-git-send-email-cjb@laptop.org (mailing list archive)
State New, archived
Headers show

Commit Message

Chris Ball April 13, 2011, 8:32 p.m. UTC
mmc_send_if_cond did not zero out mmc_command on stack.

Signed-off-by: Chris Ball <cjb@laptop.org>
---
 drivers/mmc/core/sd_ops.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/mmc/core/sd_ops.c b/drivers/mmc/core/sd_ops.c
index 71fdb07..da50849 100644
--- a/drivers/mmc/core/sd_ops.c
+++ b/drivers/mmc/core/sd_ops.c
@@ -201,6 +201,8 @@  int mmc_send_if_cond(struct mmc_host *host, u32 ocr)
 	static const u8 test_pattern = 0xAA;
 	u8 result_pattern;
 
+	memset(&cmd, 0, sizeof(struct mmc_command));
+
 	/*
 	 * To support SD 2.0 cards, we must always invoke SD_SEND_IF_COND
 	 * before SD_APP_OP_COND. This command will harmlessly fail for