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[mucurses] Fix GCC 6 nonnull-compare errors 

Remove null checks for arguments declared as nonnull.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Vinson Lee 2016-04-15 22:38:35 +00:00 committed by Michael Brown
parent 57d0ea7c46
commit e2f14c2f8c
1 changed files with 0 additions and 11 deletions
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11
src/hci/mucurses/windows.c
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@ -18,9 +18,6 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
* @ret rc return status code
*/
int delwin ( WINDOW *win ) {
if ( win == NULL )
return ERR;
/* I think we should blank the region covered by the window -
ncurses doesn't do this, but they have a buffer, so they
may just be deleting from an offscreen context whereas we
@ -51,8 +48,6 @@ int delwin ( WINDOW *win ) {
WINDOW *derwin ( WINDOW *parent, int nlines, int ncols,
int begin_y, int begin_x ) {
WINDOW *child;
if ( parent == NULL )
return NULL;
if ( ( child = malloc( sizeof( WINDOW ) ) ) == NULL )
return NULL;
if ( ( (unsigned)ncols > parent->width ) ||
@ -75,8 +70,6 @@ WINDOW *derwin ( WINDOW *parent, int nlines, int ncols,
*/
WINDOW *dupwin ( WINDOW *orig ) {
WINDOW *copy;
if ( orig == NULL )
return NULL;
if ( ( copy = malloc( sizeof( WINDOW ) ) ) == NULL )
return NULL;
copy->scr = orig->scr;
@ -99,8 +92,6 @@ WINDOW *dupwin ( WINDOW *orig ) {
* @ret rc return status code
*/
int mvwin ( WINDOW *win, int y, int x ) {
if ( win == NULL )
return ERR;
if ( ( ( (unsigned)y + win->height ) > LINES ) ||
( ( (unsigned)x + win->width ) > COLS ) )
return ERR;
@ -149,8 +140,6 @@ WINDOW *newwin ( int nlines, int ncols, int begin_y, int begin_x ) {
WINDOW *subwin ( WINDOW *parent, int nlines, int ncols,
int begin_y, int begin_x ) {
WINDOW *child;
if ( parent == NULL )
return NULL;
if ( ( child = malloc( sizeof( WINDOW ) ) ) == NULL )
return NULL;
child = newwin( nlines, ncols, begin_y, begin_x );