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Handle errors on munmap. It can fail too. - catpoint - Catpoint simple presenti… |
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git clone git://bitreich.org/catpoint/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrin… |
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--- |
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commit c19639a4edb1186cdeb5655f0758506085dca7db |
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parent 9d56979dedbc9a3b279291ad07ab4ce277e8f5e7 |
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Author: Christoph Lohmann <[email protected]> |
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Date: Sun, 20 Dec 2020 14:34:51 +0100 |
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Handle errors on munmap. It can fail too. |
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Diffstat: |
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M catpoint.c | 6 ++++-- |
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1 file changed, 4 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/catpoint.c b/catpoint.c |
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@@ -34,8 +34,10 @@ reload(char **argv, int i) |
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struct stat statbuf; |
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int fd; |
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- if (p[i] != NULL) |
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- munmap(p[i], 0x1000); |
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+ if (p[i] != NULL) { |
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+ if (munmap(p[i], 0x1000) < 0) |
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+ err(1, "munmap: %s", argv[i]); |
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+ } |
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fd = open(argv[i], O_RDONLY, 0); |
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if (fd < 0) |
