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spi: Replace memset() with __GFP_ZERO

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krealloc() as any other kernel memory allocation calls accepts GFP flags,
one of which is __GFP_ZERO. Hence, no need to call memset() explicitly on
the reallocated buffer.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211122171721.61553-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2021-11-22 19:17:20 +02:00 committed by Mark Brown
parent 49cd1eb37b
commit b00bab9d48
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1 changed files with 1 additions and 2 deletions
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drivers/spi/spi.c
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@ -1222,11 +1222,10 @@ static int spi_map_msg(struct spi_controller *ctlr, struct spi_message *msg)
if (max_tx) {
tmp = krealloc(ctlr->dummy_tx, max_tx,
GFP_KERNEL | GFP_DMA);
GFP_KERNEL | GFP_DMA | __GFP_ZERO);
if (!tmp)
return -ENOMEM;
ctlr->dummy_tx = tmp;
memset(tmp, 0, max_tx);
}
if (max_rx) {