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tools/ffhash: read errno before calling functions which might change it
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -94,9 +94,10 @@ static int check(char *file)
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for (;;) {
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int size = read(fd, buffer, SIZE);
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if (size < 0) {
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int err = errno;
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close(fd);
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finish();
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printf("+READ-FAILED: %s", strerror(errno));
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printf("+READ-FAILED: %s", strerror(err));
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ret = 2;
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goto end;
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} else if(!size)
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