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Write a better format for the row-buffer allocation - farbfeld - suckless image… |
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git clone git://git.suckless.org/farbfeld |
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--- |
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commit fdf5a2b53a7499e5860323255d914191aee7cdba |
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parent f0a4ce113d0e9dc50110a0ad9e98433d05aa2307 |
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Author: FRIGN <[email protected]> |
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Date: Mon, 21 Mar 2016 22:54:49 +0100 |
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Write a better format for the row-buffer allocation |
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Diffstat: |
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M ff2ppm.c | 4 ++-- |
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1 file changed, 2 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/ff2ppm.c b/ff2ppm.c |
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@@ -74,17 +74,17 @@ main(int argc, char *argv[]) |
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fprintf(stderr, "%s: invalid height: zero\n", argv0); |
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return 1; |
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} |
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+ |
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if (width > SIZE_MAX / ((sizeof("RGBA") - 1) * sizeof(uint16_t))) { |
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fprintf(stderr, "%s: row length integer overflow\n", argv0); |
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return 1; |
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} |
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- |
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rowlen = width * (sizeof("RGBA") - 1); |
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if (!(row = malloc(rowlen * sizeof(uint16_t)))) { |
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fprintf(stderr, "%s: malloc: %s\n", argv0, strerror(errno)); |
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return 1; |
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} |
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- if (!(rowout = malloc(width * sizeof("RGB") - 1))) { |
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+ if (!(rowout = malloc(width * (sizeof("RGB") - 1) * sizeof(uint16_t)))… |
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fprintf(stderr, "%s: malloc: %s\n", argv0, strerror(errno)); |
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return 1; |
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} |
