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Remove redundant NULL check

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A NULL buffer with a non-zero length is an internal error, so just
check the length.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann 2023-11-15 18:11:26 +00:00
parent 777e74130f
commit c5cc1c3a92
1 changed files with 2 additions and 6 deletions
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8
library/psa_crypto.c
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@ -8504,9 +8504,7 @@ psa_status_t psa_crypto_input_copy_alloc(const uint8_t *input, size_t input_len,
input_copy->buffer = NULL;
input_copy->len = 0;
/* Treat NULL and zero-length input the same.
* This is simpler than potentially calling calloc(0). */
if (input == NULL || input_len == 0) {
if (input_len == 0) {
return PSA_SUCCESS;
}
@ -8549,9 +8547,7 @@ psa_status_t psa_crypto_output_copy_alloc(uint8_t *output, size_t output_len,
output_copy->buffer = NULL;
output_copy->len = 0;
/* Treat NULL and zero-length input the same.
* This is simpler than potentially calling calloc(0). */
if (output == NULL || output_len == 0) {
if (output_len == 0) {
return PSA_SUCCESS;
}
output_copy->buffer = mbedtls_calloc(output_len, 1);