lib/mbedtls
1
0
Fork 0
mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-07-30 22:43:08 +03:00
Code Activity

psa_util: skip leading zeros in der format with "if" instead of "while"

Browse Source 
This is possible because we know that DER format can have at most
1 leading zero.

Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
This commit is contained in:
Valerio Setti
2024-01-10 11:12:31 +01:00
parent 3ccb2b5423
commit 86bae52c55
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
library/psa_util.c
View File

@ -494,8 +494,8 @@ static int convert_der_to_raw_single_int(unsigned char *der, size_t der_len,
return ret; return ret;
} }
/* Skip leading zeros */ /* Skip possible leading zero */
while (*p == 0x00) { if (*p == 0x00) {
p++; p++;
unpadded_len--; unpadded_len--;
/* It should never happen that the input number is all zeros. */ /* It should never happen that the input number is all zeros. */