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| author | Jacob Garber <jgarber1@ualberta.ca> | 2019-07-23 15:45:20 -0600 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-07-25 16:04:08 +0000 |
| commit | bd00fb13663560fa1a204ae8d324a603370e19ff (patch) | |
| tree | 9f1df9f2b2b7073ac14783f138f73d7247b35e11 /src/soc | |
| parent | e24585c834598720cd925592ffd80af6e9f74f83 (diff) | |
| download | coreboot-bd00fb13663560fa1a204ae8d324a603370e19ff.tar.xz | |
soc/nvidia/tegra210: Add null pointer check
Check that tx is not null before accessing it, similar to the previous
if statements.
Change-Id: I820cb670026bb12a54c63227aa04e778fd49c66a
Signed-off-by: Jacob Garber <jgarber1@ualberta.ca>
Found-by: Coverity CID 1294805
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34530
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/nvidia/tegra210/dsi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/soc/nvidia/tegra210/dsi.c b/src/soc/nvidia/tegra210/dsi.c index ae20d44d16..a383ff208c 100644 --- a/src/soc/nvidia/tegra210/dsi.c +++ b/src/soc/nvidia/tegra210/dsi.c @@ -769,7 +769,7 @@ static ssize_t tegra_dsi_host_transfer(struct mipi_dsi_host *host, tegra_dsi_writel(dsi, value, DSI_WR_DATA); /* write payload (if any) */ - if (msg->tx_len > 2) { + if (tx && msg->tx_len > 2) { for (j = 2; j < msg->tx_len; j += 4) { value = 0; |