d16e612c9
Denys Vlasenko
2017-08-11
Subject
hush: fix redirect code (was using uninitialized variables)
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shell/hush.c+4 -2
| @@ -6741,7 +6741,8 @@ static struct squirrel *add_squirrel(struct squirrel *sq, int fd, int avoid_fd) | |
| int moved_to; | |
| int i; | |
| - | if (sq) for (i = 0; sq[i].orig_fd >= 0; i++) { |
| + | i = 0; |
| + | if (sq) for (; sq[i].orig_fd >= 0; i++) { |
| /* If we collide with an already moved fd... */ | |
| if (fd == sq[i].moved_to) { | |
| sq[i].moved_to = fcntl_F_DUPFD(sq[i].moved_to, avoid_fd); | |
| @@ -6769,7 +6770,8 @@ static struct squirrel *add_squirrel_closed(struct squirrel *sq, int fd) | |
| { | |
| int i; | |
| - | if (sq) for (i = 0; sq[i].orig_fd >= 0; i++) { |
| + | i = 0; |
| + | if (sq) for (; sq[i].orig_fd >= 0; i++) { |
| /* If we collide with an already moved fd... */ | |
| if (fd == sq[i].orig_fd) { | |
| /* Examples: | |