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Workaround for scan-build false positive.

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Also tidy code to be more readable.
This commit is contained in:
Milan Broz
2014-08-10 16:07:47 +02:00
parent e84b1ed7c0
commit 7b42254975
1 changed files with 6 additions and 4 deletions
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10
lib/utils_crypt.c
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@@ -157,7 +157,7 @@ static int untimed_read(int fd, char *pass, size_t maxlen)
static int timed_read(int fd, char *pass, size_t maxlen, long timeout)
{
struct timeval t;
fd_set fds;
fd_set fds = {}; /* Just to avoid scan-build false report for FD_SET */
int failed = -1;
FD_ZERO(&fds);
@@ -176,16 +176,18 @@ static int interactive_pass(const char *prompt, char *pass, size_t maxlen,
{
struct termios orig, tmp;
int failed = -1;
int infd = STDIN_FILENO, outfd;
int infd, outfd;
if (maxlen < 1)
goto out_err;
/* Read and write to /dev/tty if available */
if ((infd = outfd = open("/dev/tty", O_RDWR)) == -1) {
infd = open("/dev/tty", O_RDWR);
if (infd == -1) {
infd = STDIN_FILENO;
outfd = STDERR_FILENO;
}
} else
outfd = infd;
if (tcgetattr(infd, &orig))
goto out_err;