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B #6694: Check error code of read function (#3208)

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(cherry picked from commit 7fe28f226cb86e9d339afb3c0e58ed02c84cd930)
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Pavel Czerný 2024-09-04 10:58:15 +02:00 committed by Ruben S. Montero
parent 08e41f1d6f
commit b6898ccc8f
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1 changed files with 7 additions and 1 deletions
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8
include/Driver.h
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@ -314,6 +314,12 @@ int Driver<MSG>
rc = read(from_drv, (void *) buffer, sizeof(char) * 31);
if ( rc < 0 )
{
error = "Driver initialization failed, unable to read from driver\n";
return -1;
}
buffer[rc]='\0';
std::istringstream iss(buffer);
@ -325,7 +331,7 @@ int Driver<MSG>
if ( action != "INIT" || result != "SUCCESS" )
{
error = "Driver initialization failed\n";
error = "Driver initialization failed, expected INIT SUCCESS message\n";
return -1;
}