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-rw-r--r--lib/lzo/lzo1x_compress.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/lzo/lzo1x_compress.c b/lib/lzo/lzo1x_compress.c
index ba16c08e8cb9..717c940112f9 100644
--- a/lib/lzo/lzo1x_compress.c
+++ b/lib/lzo/lzo1x_compress.c
@@ -83,17 +83,19 @@ next:
ALIGN((uintptr_t)ir, 4)) &&
(ir < limit) && (*ir == 0))
ir++;
- for (; (ir + 4) <= limit; ir += 4) {
- dv = *((u32 *)ir);
- if (dv) {
+ if (IS_ALIGNED((uintptr_t)ir, 4)) {
+ for (; (ir + 4) <= limit; ir += 4) {
+ dv = *((u32 *)ir);
+ if (dv) {
# if defined(__LITTLE_ENDIAN)
- ir += __builtin_ctz(dv) >> 3;
+ ir += __builtin_ctz(dv) >> 3;
# elif defined(__BIG_ENDIAN)
- ir += __builtin_clz(dv) >> 3;
+ ir += __builtin_clz(dv) >> 3;
# else
# error "missing endian definition"
# endif
- break;
+ break;
+ }
}
}
#endif