firmware-utils: fix coverity zytrx.c resource leak
fix coverity resource leak warning:
*len = stat.st_size;
mapped = mmap(NULL, stat.st_size, PROT_READ, MAP_SHARED, fd, 0);
if (close(fd) < 0)
CID 1484880: Resource leaks (RESOURCE_LEAK)
Variable "mapped" going out of scope leaks the storage it points to.
return NULL;
return mapped;
}
Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
(cherry picked from commit baf2a50ef3
)
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@ -150,8 +150,10 @@ static void *map_input(const char *name, size_t *len)
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}
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*len = stat.st_size;
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mapped = mmap(NULL, stat.st_size, PROT_READ, MAP_SHARED, fd, 0);
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if (close(fd) < 0)
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if (close(fd) < 0) {
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(void) munmap(mapped, stat.st_size);
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return NULL;
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}
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return mapped;
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}
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