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drivers: spi: spi_esp32_spim: Fix potential tx_temp leak

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If rx_temp allocation fails then tx_temp needs to freed.

Signed-off-by: Andriy Gelman <andriy.gelman@gmail.com>
This commit is contained in:
Andriy Gelman 2023-03-12 16:31:05 -04:00 • committed by Carles Cufí
commit 1eff8e76bd
1 changed files with 1 additions and 0 deletions
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drivers/spi/spi_esp32_spim.c
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@ -95,6 +95,7 @@ static int IRAM_ATTR spi_esp32_transfer(const struct device *dev)
rx_temp = k_calloc(((ctx->rx_len << 3) + 31) / 8, sizeof(uint8_t)); rx_temp = k_calloc(((ctx->rx_len << 3) + 31) / 8, sizeof(uint8_t));
if (!rx_temp) { if (!rx_temp) {
LOG_ERR("Error allocating temp buffer Rx"); LOG_ERR("Error allocating temp buffer Rx");
k_free(tx_temp);
return -ENOMEM; return -ENOMEM;
} }
} }