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Viewing changes to plugins.d/askpass-fifo.c

  • Committer: Teddy Hogeborn
  • Date: 2018-02-18 01:03:48 UTC
  • Revision ID: teddy@recompile.se-20180218010348-hhjfox5t4py5n5zh
Client: Bug fix: Possible memory leak if failing to open /dev/null

* plugins.d/mandos-client.d (run_network_hooks): Try to open /dev/null
  before reading network hook dir in order to fail early in that case.

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plugins.d/askpass-fifo.c
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/*
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 * Askpass-FIFO - Read a password from a FIFO and output it
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 * 
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 * Copyright © 2008-2019 Teddy Hogeborn
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 * Copyright © 2008-2019 Björn Påhlsson
 
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 * Copyright © 2008-2018 Teddy Hogeborn
 
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 * Copyright © 2008-2018 Björn Påhlsson
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 * 
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 * This file is part of Mandos.
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 * 
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    fprintf(stderr, ": ");
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    fprintf(stderr, "%s\n", strerror(errnum));
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    error(status, errno, "vasprintf while printing error");
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    if(status){
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      __builtin_unreachable();
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    }
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    return;
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  }
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  fprintf(stderr, "Mandos plugin ");
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  error(status, errnum, "%s", text);
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  if(status){
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    __builtin_unreachable();
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  }
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  free(text);
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}
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    case ENOTDIR:
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    case ELOOP:
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      error_plus(EX_OSFILE, errno, "mkfifo");
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      __builtin_unreachable();
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    case ENAMETOOLONG:
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    case ENOSPC:
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    case EROFS:
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    default:
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      error_plus(EX_OSERR, errno, "mkfifo");
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      __builtin_unreachable();
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    case ENOENT:
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      /* no "/lib/cryptsetup"? */
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      error_plus(EX_UNAVAILABLE, errno, "mkfifo");
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      __builtin_unreachable();
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    case EEXIST:
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      break;                    /* not an error */
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    }