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Fixed a race condition on abort with stdio writing which could cause SIGSEGV

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This commit is contained in:
Thomas Schmitt 2009-03-02 19:33:47 +00:00
parent 672a0e4f9d
commit 4beea97f47
2 changed files with 10 additions and 2 deletions
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2
libburn/trunk/cdrskin/cdrskin_timestamp.h
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@ -1 +1 @@
#define Cdrskin_timestamP "2009.03.02.170126" #define Cdrskin_timestamP "2009.03.02.193353"

10
libburn/trunk/libburn/drive.c
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@ -1757,10 +1757,18 @@ int burn_abort(int patience,
occup = burn_drive_is_occupied(&(drive_array[i])); occup = burn_drive_is_occupied(&(drive_array[i]));
if(occup == -2) if(occup == -2)
continue; continue;
#ifdef NIX
/* <<< this causes a race condition with drive usage
and drive disposal
*/
if(drive_array[i].drive_role != 1) { if(drive_array[i].drive_role != 1) {
drive_array[i].busy = BURN_DRIVE_IDLE; drive_array[i].busy = BURN_DRIVE_IDLE;
burn_drive_forget(&(drive_array[i]), 1); burn_drive_forget(&(drive_array[i]), 1);
} else if(occup <= 10) { } else
#endif /* NIX */
if(occup <= 10) {
burn_drive_forget(&(drive_array[i]), 1); burn_drive_forget(&(drive_array[i]), 1);
} else if(occup <= 100) { } else if(occup <= 100) {
if(first_round) if(first_round)