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Removed dead code in linebuffer_ctrl()

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Fixes Coverity CID 1476284

Also add possible number truncation check.

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14928)
This commit is contained in:
Tomas Mraz 2021-04-19 15:34:59 +02:00
parent 6b2978406d
commit 59088414bc
1 changed files with 3 additions and 3 deletions
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6
crypto/bio/bf_lbuf.c
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@ -232,12 +232,12 @@ static long linebuffer_ctrl(BIO *b, int cmd, long num, void *ptr)
}
break;
case BIO_C_SET_BUFF_SIZE:
if (num > INT_MAX)
return 0;
obs = (int)num;
p = ctx->obuf;
if ((obs > DEFAULT_LINEBUFFER_SIZE) && (obs != ctx->obuf_size)) {
if (num <= 0)
return 0;
p = OPENSSL_malloc((size_t)num);
p = OPENSSL_malloc((size_t)obs);
if (p == NULL)
goto malloc_error;
}