wg: try again if dump is interrupted
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
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parent
38ac0ff08e
commit
8774fccff3
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@ -855,6 +855,7 @@ static int kernel_get_device(struct wgdevice **dev, const char *interface)
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struct mnlg_socket *nlg;
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struct mnlg_socket *nlg;
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struct get_device_ctx ctx = { 0 };
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struct get_device_ctx ctx = { 0 };
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try_again:
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*dev = ctx.device = calloc(1, sizeof(struct wgdevice));
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*dev = ctx.device = calloc(1, sizeof(struct wgdevice));
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if (!*dev)
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if (!*dev)
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return -errno;
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return -errno;
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@ -884,6 +885,8 @@ out:
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mnlg_socket_close(nlg);
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mnlg_socket_close(nlg);
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if (ret) {
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if (ret) {
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free_wgdevice(*dev);
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free_wgdevice(*dev);
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if (ret == -EINTR)
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goto try_again;
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*dev = NULL;
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*dev = NULL;
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}
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}
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errno = -ret;
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errno = -ret;
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