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kpartx/devmapper.c: fix build errors caused by -Werror on unused variables #23

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kpartx/devmapper.c: fix build errors caused by -Werror on unused variables #23

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44a6d0a
kpartx/devmapper.c: fix unused-but-set variable error
trofi Dec 25, 2021
bcba814
kpartx/devmapper.c: fix unused variable error
trofi Dec 25, 2021
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10 changes: 8 additions & 2 deletions kpartx/devmapper.c
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Expand Up @@ -18,6 +18,12 @@
#define MAX_PREFIX_LEN (_UUID_PREFIX_LEN + 4)
#define PARAMS_SIZE 1024

#ifdef LIBDM_API_COOKIE
# define __DM_API_COOKIE_UNUSED__ /* empty */
#else
# define __DM_API_COOKIE_UNUSED__ __attribute__((unused))
#endif

int dm_prereq(char * str, uint32_t x, uint32_t y, uint32_t z)
{
int r = 1;
Expand Down Expand Up @@ -55,12 +61,12 @@ int dm_prereq(char * str, uint32_t x, uint32_t y, uint32_t z)
return r;
}

int dm_simplecmd(int task, const char *name, int no_flush, uint16_t udev_flags)
int dm_simplecmd(int task, const char *name, int no_flush, __DM_API_COOKIE_UNUSED__ uint16_t udev_flags)
{
int r = 0;
#ifdef LIBDM_API_COOKIE
int udev_wait_flag = (task == DM_DEVICE_RESUME ||
task == DM_DEVICE_REMOVE);
#ifdef LIBDM_API_COOKIE
uint32_t cookie = 0;
#endif
struct dm_task *dmt;
Expand Down