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/freebsd-11-stable/sbin/camcontrol/
H A Dcamcontrol.cdiff 239059 Sun Aug 05 10:22:12 MDT 2012 dim In sbin/camcontrol/camcontrol.c, function smpcmd(), initialize the
'error' variable to zero, to avoid returning garbage in several cases.

This fixes the following clang 3.2 warnings:

sbin/camcontrol/camcontrol.c:4634:8: warning: variable 'error' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
if (amt_written == -1) {
^~~~~~~~~~~~~~~~~
sbin/camcontrol/camcontrol.c:4656:10: note: uninitialized use occurs here
return (error);
^~~~~

sbin/camcontrol/camcontrol.c:4619:7: warning: variable 'error' is used uninitialized whenever 'if' condition is true [-Wsometimes-uninitialized]
if (fd_response == 0) {
^~~~~~~~~~~~~~~~
sbin/camcontrol/camcontrol.c:4656:10: note: uninitialized use occurs here
return (error);
^~~~~

sbin/camcontrol/camcontrol.c:4617:6: warning: variable 'error' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
if (((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sbin/camcontrol/camcontrol.c:4656:10: note: uninitialized use occurs here
return (error);
^~~~~

MFC after: 1 week

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