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Merge remote-tracking branch 'public/pr/1559' into development-proposed

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* public/pr/1559:
  Make the memset call prior to FD_ZERO conditional to needing it
This commit is contained in:
Manuel Pégourié-Gonnard 2018-04-11 13:05:31 +02:00
parent 80aa3b8d65 ec4733b645
commit e72d3225a7
1 changed files with 7 additions and 3 deletions
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10
library/net_sockets.c
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@ -459,11 +459,15 @@ int mbedtls_net_poll( mbedtls_net_context *ctx, uint32_t rw, uint32_t timeout )
if( fd < 0 )
return( MBEDTLS_ERR_NET_INVALID_CONTEXT );
/* Ensure that memory sanitizers consider
* read_fds and write_fds as initialized even
* if FD_ZERO is implemented in assembly. */
#if defined(__has_feature)
#if __has_feature(memory_sanitizer)
/* Ensure that memory sanitizers consider read_fds and write_fds as
* initialized even on platforms such as Glibc/x86_64 where FD_ZERO
* is implemented in assembly. */
memset( &read_fds, 0, sizeof( read_fds ) );
memset( &write_fds, 0, sizeof( write_fds ) );
#endif
#endif
FD_ZERO( &read_fds );
if( rw & MBEDTLS_NET_POLL_READ )