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staging: fbtft: use strncpy instead of strcpy

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Using strcpy() is a security risk as the destination buffer size is not
checked and we may over-run the buffer. Use strncpy() instead, while
mentioning the buffer size leaving place for the NULL termination.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2015-09-05 19:13:43 +05:30 committed by Greg Kroah-Hartman
parent e1b32e1e89
commit eb6a2dbf32
1 changed files with 2 additions and 1 deletions
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3
drivers/staging/fbtft/fbtft_device.c
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@ -1342,7 +1342,8 @@ static int __init fbtft_device_init(void)
p_name, p_num);
return -EINVAL;
}
strcpy(fbtft_device_param_gpios[i].name, p_name);
strncpy(fbtft_device_param_gpios[i].name, p_name,
FBTFT_GPIO_NAME_SIZE - 1);
fbtft_device_param_gpios[i++].gpio = (int) val;
if (i == MAX_GPIOS) {
pr_err(DRVNAME