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xnest: Display: fix xallocarray() compiler warning 

Compiler warning:

[7/29] Compiling C object hw/xnest/Xnest.p/Display.c.o
In file included from ../include/misc.h:119,
                 from ../include/screenint.h:50,
                 from ../hw/xnest/Display.c:24:
../hw/xnest/Display.c: In function ‘xnestOpenDisplay’:
../include/os.h:81:32: warning: argument 2 range [2147483648, 4294967295] exceeds maximum object size 2147483647 [-Walloc-size-larger-than=]
   81 | #define xallocarray(num, size) reallocarray(NULL, (num), (size))
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../hw/xnest/Display.c:124:29: note: in expansion of macro ‘xallocarray’
  124 |     xnestDefaultColormaps = xallocarray(xnestNumDefaultColormaps,
      |                             ^~~~~~~~~~~
In file included from ../include/os.h:54:
/usr/include/stdlib.h:582:14: note: in a call to allocation function ‘reallocarray’ declared here
  582 | extern void *reallocarray (void *__ptr, size_t __nmemb, size_t __size)
      |              ^~~~~~~~~~~~

Since we really don't need more than 2^16 colormaps, using uint16_t here
to silence this warning.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1392>
This commit is contained in:
Enrico Weigelt, metux IT consult 2024-02-09 15:51:04 +01:00 committed by Marge Bot
parent eac10cf1fa
commit 57254ca23c
1 changed files with 1 additions and 1 deletions
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hw/xnest/Display.c
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@ -41,7 +41,7 @@ XVisualInfo *xnestVisuals;
int xnestNumVisuals;
int xnestDefaultVisualIndex;
Colormap *xnestDefaultColormaps;
static unsigned int xnestNumDefaultColormaps;
static uint16_t xnestNumDefaultColormaps;
int *xnestDepths;
int xnestNumDepths;
XPixmapFormatValues *xnestPixmapFormats;