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tools/ffhash: read errno before calling functions which might change it

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-10-25 16:12:16 +02:00
parent e7513e1286
commit 39a7ded22d
1 changed files with 2 additions and 1 deletions
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3
tools/ffhash.c
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@ -94,9 +94,10 @@ static int check(char *file)
for (;;) {
int size = read(fd, buffer, SIZE);
if (size < 0) {
int err = errno;
close(fd);
finish();
printf("+READ-FAILED: %s", strerror(errno));
printf("+READ-FAILED: %s", strerror(err));
ret = 2;
goto end;
} else if(!size)