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Check the return value from asprintf().
This is actually redundant, because we already check the pointer, which is NULL if and only if asprintf() fails and returns < 0, but the version of gcc used by Travis CI insists. I have not been able to reproduce the issue on any other platform available to me.
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1 changed files with 3 additions and 3 deletions
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@ -50,7 +50,7 @@ struct t_file *
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t_fopen(const char *filename)
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{
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struct t_file *tf;
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int fd;
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int fd, ret;
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if ((tf = calloc(sizeof *tf, 1)) == NULL)
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err(1, "%s(): calloc()", __func__);
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@ -58,9 +58,9 @@ t_fopen(const char *filename)
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if ((tf->name = strdup(filename)) == NULL)
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err(1, "%s(): strdup()", __func__);
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} else {
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asprintf(&tf->name, "%s.%lu.%p.tmp",
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ret = asprintf(&tf->name, "%s.%lu.%p.tmp",
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t_progname, (unsigned long)getpid(), (void *)tf);
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if (tf->name == NULL)
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if (ret < 0 || tf->name == NULL)
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err(1, "%s(): asprintf()", __func__);
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}
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if ((fd = open(tf->name, O_RDWR|O_CREAT|O_TRUNC, 0600)) < 0)
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