[PATCH] rtcwake: fix crash (invalid free)

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~ $ rtcwake -d X -s 10
*** glibc detected *** rtcwake: munmap_chunk(): invalid pointer: 0x00007fff839253c3 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x733b6)[0x7f582677a3b6]
rtcwake[0x4022d5]
/lib64/libc.so.6(__libc_start_main+0xfd)[0x7f5826725bfd]
rtcwake[0x4016b9]
======= Memory map: ========
<SNIP>

Signed-off-by: Petr Uzel <petr.uzel@xxxxxxx>
---
 sys-utils/rtcwake.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/sys-utils/rtcwake.c b/sys-utils/rtcwake.c
index 2f17400..591ef8b 100644
--- a/sys-utils/rtcwake.c
+++ b/sys-utils/rtcwake.c
@@ -495,7 +495,6 @@ int main(int argc, char **argv)
 
 		strcpy(new_devname, "/dev/");
 		strcat(new_devname, devname);
-		free(devname);
 		devname = new_devname;
 	}
 
-- 
1.7.3.4

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