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USB: serial: garmin_gps: use struct_size() to allocate pkt

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Use the struct_size macro to calculate the size of the pkt, which
includes a trailing flexible array.

Suggested-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Kees Cook <kees@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Javier Carrasco 2024-06-19 21:42:45 +02:00 committed by Johan Hovold
parent 55a15b3a71
commit df8c0b8a03
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/serial/garmin_gps.c
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@ -267,8 +267,7 @@ static int pkt_add(struct garmin_data *garmin_data_p,
/* process only packets containing data ... */
if (data_length) {
pkt = kmalloc(sizeof(struct garmin_packet)+data_length,
GFP_ATOMIC);
pkt = kmalloc(struct_size(pkt, data, data_length), GFP_ATOMIC);
if (!pkt)
return 0;