hcq/MaxScale
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Removed unnecessary local variables for errno since it is thread safe.

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This commit is contained in:
VilhoRaatikka
2014-11-11 14:51:55 +02:00
parent 0ea4dd63a9
commit 8311d02f61
1 changed files with 9 additions and 16 deletions
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25
server/core/dcb.c
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@ -662,7 +662,6 @@ int dcb_read(
int rc;
int n ;
int nread = 0;
int eno = 0;
CHK_DCB(dcb);
while (true)
@ -673,8 +672,6 @@ int dcb_read(
if (rc == -1)
{
eno = errno;
errno = 0;
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Error : ioctl FIONREAD for dcb %p in "
@ -682,8 +679,8 @@ int dcb_read(
dcb,
STRDCBSTATE(dcb->state),
dcb->fd,
eno,
strerror(eno))));
errno,
strerror(errno))));
n = -1;
goto return_n;
}
@ -731,22 +728,18 @@ int dcb_read(
"for dcb %p fd %d, due %d, %s.",
dcb,
dcb->fd,
eno,
strerror(eno))));
errno,
strerror(errno))));
n = -1;
ss_dassert(buffer != NULL);
goto return_n;
}
GW_NOINTR_CALL(n = read(dcb->fd, GWBUF_DATA(buffer), bufsize);
dcb->stats.n_reads++);
if (n <= 0)
{
int eno = errno;
errno = 0;
if (eno != 0 && eno != EAGAIN && eno != EWOULDBLOCK)
{
if (errno != 0 && errno != EAGAIN && errno != EWOULDBLOCK)
{
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
@ -755,10 +748,10 @@ int dcb_read(
dcb,
STRDCBSTATE(dcb->state),
dcb->fd,
eno,
strerror(eno))));
errno,
strerror(errno))));
}
gwbuf_free(buffer);
gwbuf_free(buffer);
goto return_n;
}
nread += n;