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authorAlok Tiwari <alok.a.tiwari@oracle.com>2025-07-19 01:07:42 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-08-15 12:13:38 +0200
commite7d59358a7e3f6a37f127cb4f08c5d76bb81661d (patch)
tree4ec3f1f7ffb03e54b969a87a039175b4956f69d2
parentc458492e2ab87b78318556b72775898f9695faa2 (diff)
staging: nvec: Fix incorrect null termination of battery manufacturer
[ Upstream commit a8934352ba01081c51d2df428e9d540aae0e88b5 ] The battery manufacturer string was incorrectly null terminated using bat_model instead of bat_manu. This could result in an unintended write to the wrong field and potentially incorrect behavior. fixe the issue by correctly null terminating the bat_manu string. Fixes: 32890b983086 ("Staging: initial version of the nvec driver") Signed-off-by: Alok Tiwari <alok.a.tiwari@oracle.com> Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org> Link: https://lore.kernel.org/r/20250719080755.3954373-1-alok.a.tiwari@oracle.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/staging/nvec/nvec_power.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/nvec/nvec_power.c b/drivers/staging/nvec/nvec_power.c
index 9943b1fff190..573521e1703b 100644
--- a/drivers/staging/nvec/nvec_power.c
+++ b/drivers/staging/nvec/nvec_power.c
@@ -194,7 +194,7 @@ static int nvec_power_bat_notifier(struct notifier_block *nb,
break;
case MANUFACTURER:
memcpy(power->bat_manu, &res->plc, res->length - 2);
- power->bat_model[res->length - 2] = '\0';
+ power->bat_manu[res->length - 2] = '\0';
break;
case MODEL:
memcpy(power->bat_model, &res->plc, res->length - 2);