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Fix a compiler warning when checking for arc4random_buf linker breakage.

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Patch by Ralph Castain.
This commit is contained in:
Nick Mathewson 2013-09-19 10:43:54 -04:00
parent 5eb178855a
commit 5cb3865a40
1 changed files with 5 additions and 2 deletions
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5
evutil_rand.c
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@ -76,9 +76,12 @@ ev_arc4random_buf(void *buf, size_t n)
* and fall back otherwise. (OSX does this using some linker * and fall back otherwise. (OSX does this using some linker
* trickery.) * trickery.)
*/ */
if (arc4random_buf != NULL) { {
void (*tptr)() = (void*)arc4random_buf;
if (tptr != NULL) {
return arc4random_buf(buf, n); return arc4random_buf(buf, n);
} }
}
#endif #endif
/* Make sure that we start out with b at a 4-byte alignment; plenty /* Make sure that we start out with b at a 4-byte alignment; plenty
* of CPUs care about this for 32-bit access. */ * of CPUs care about this for 32-bit access. */