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linux-next/include/media/sh_mobile_ceu.h
Guennadi Liakhovetski f687f3263e [media] V4L2: soc-camera: fix uninitialised use compiler warning
In scan_async_group() if the size parameter is negative, the sasd pointer
will be used uninitialised:
drivers/media/platform/soc_camera/soc_camera.c: In function "soc_camera_host_register":
drivers/media/platform/soc_camera/soc_camera.c:1514:55: warning: "sasd" may
be used uninitialized in this function [-Wmaybe-uninitialized]
    sasd->asd.match.i2c.adapter_id, sasd->asd.match.i2c.address);
                                                       ^
drivers/media/platform/soc_camera/soc_camera.c:1464:34: note: "sasd" was
declared here
  struct soc_camera_async_subdev *sasd;
Fix this by making "size" and the array, from which it is assigned unsigned.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-06-28 14:57:18 -03:00

30 lines
866 B
C

#ifndef __ASM_SH_MOBILE_CEU_H__
#define __ASM_SH_MOBILE_CEU_H__
#define SH_CEU_FLAG_USE_8BIT_BUS (1 << 0) /* use 8bit bus width */
#define SH_CEU_FLAG_USE_16BIT_BUS (1 << 1) /* use 16bit bus width */
#define SH_CEU_FLAG_HSYNC_LOW (1 << 2) /* default High if possible */
#define SH_CEU_FLAG_VSYNC_LOW (1 << 3) /* default High if possible */
#define SH_CEU_FLAG_LOWER_8BIT (1 << 4) /* default upper 8bit */
struct device;
struct resource;
struct sh_mobile_ceu_companion {
u32 num_resources;
struct resource *resource;
int id;
void *platform_data;
};
struct sh_mobile_ceu_info {
unsigned long flags;
int max_width;
int max_height;
struct sh_mobile_ceu_companion *csi2;
struct v4l2_async_subdev **asd; /* Flat array, arranged in groups */
unsigned int *asd_sizes; /* 0-terminated array pf asd group sizes */
};
#endif /* __ASM_SH_MOBILE_CEU_H__ */