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spa: alsa: fix some coverity warnings

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NULL checks.

Change pa_x* malloc functions act like the pulseaudio ones: assert on
failure, as code assumes that.
This commit is contained in:
Pauli Virtanen 2025-06-14 13:54:23 +03:00
parent 7f2bdab8ea
commit 3539374ba7
4 changed files with 30 additions and 15 deletions
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21
spa/plugins/alsa/acp/compat.h
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@ -327,18 +327,23 @@ static inline size_t pa_snprintf(char *str, size_t size, const char *format, ...
return ret;
}
#define pa_xstrdup(s) ((s) != NULL ? strdup(s) : NULL)
#define pa_xstrndup(s,n) ((s) != NULL ? strndup(s,n) : NULL)
#define pa_xnullcheck(p) ({ void *_mem_alloc = (p); spa_assert_se(_mem_alloc); _mem_alloc; })
#define pa_xstrdup(s) ((s) != NULL ? pa_xnullcheck(strdup(s)) : NULL)
#define pa_xstrndup(s,n) ((s) != NULL ? pa_xnullcheck(strndup(s,n)) : NULL)
#define pa_xfree free
#define pa_xmalloc malloc
#define pa_xnew0(t,n) calloc(n, sizeof(t))
#define pa_xmalloc(n) pa_xnullcheck(malloc(n))
#define pa_xnew0(t,n) pa_xnullcheck(calloc((n), sizeof(t)))
#define pa_xnew(t,n) pa_xnew0(t,n)
#define pa_xrealloc realloc
#define pa_xrenew(t,p,n) ((t*) realloc(p, (n)*sizeof(t)))
#define pa_xrenew(t,p,n) ((t*) pa_xnullcheck(realloc(p, (n)*sizeof(t))))
static inline void* pa_xmemdup(const void *p, size_t l) {
return memcpy(malloc(l), p, l);
if (!p) {
return NULL;
} else {
void *dst = pa_xmalloc(l);
memcpy(dst, p, l);
return dst;
}
}
#define pa_xnewdup(t,p,n) ((t*) pa_xmemdup((p), (n)*sizeof(t)))