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[xfer] Ensure va_end() is called on failure path

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2017-03-21 13:38:39 +02:00
parent a5affc832e
commit 91372d6dab
1 changed files with 1 additions and 1 deletions
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2
src/core/xfer.c
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@@ -306,11 +306,11 @@ int xfer_vprintf ( struct interface *intf, const char *format,
/* Create temporary string */ /* Create temporary string */
va_copy ( args_tmp, args ); va_copy ( args_tmp, args );
len = vasprintf ( &buf, format, args ); len = vasprintf ( &buf, format, args );
va_end ( args_tmp );
if ( len < 0 ) { if ( len < 0 ) {
rc = len; rc = len;
goto err_asprintf; goto err_asprintf;
} }
va_end ( args_tmp );
/* Transmit string */ /* Transmit string */
if ( ( rc = xfer_deliver_raw ( intf, buf, len ) ) != 0 ) if ( ( rc = xfer_deliver_raw ( intf, buf, len ) ) != 0 )