On 11/17/24 4:34 AM, Kees Cook wrote:
Commit 781a07da9bb9 ("Input: ads7846 - add dummy command register
clearing cycle") added commands to struct ser_req::xfer without
expanding it to hold them. Expand the array to the correct size.

../drivers/input/touchscreen/ads7846.c: In function 'ads7846_read12_ser':
../drivers/input/touchscreen/ads7846.c:416:18: error: array subscript 7 is 
above array bounds of 'struct spi_transfer[6]' [-Werror=array-bounds=]
   416 |         req->xfer[7].rx_buf = &req->scratch;
       |         ~~~~~~~~~^~~
../drivers/input/touchscreen/ads7846.c:334:33: note: while referencing 'xfer'
   334 |         struct spi_transfer     xfer[6];
       |                                 ^~~~

Fixes: 781a07da9bb9 ("Input: ads7846 - add dummy command register clearing 
cycle")
Signed-off-by: Kees Cook <[email protected]>
I think Nathan already sent a fix too.

Thanks !

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